Grammar Concepts #13

Allow vs Prohibit: Understanding Usage in Different Contexts

This rebuilt lesson keeps the original concept image, tightens the structure, and turns the explanation into a clearer self-study guide.

Core Idea

The image highlights the distinctions between various terms related to accepting or rejecting actions or conditions. Below is a detailed explanation of each pair of terms along with additional examples to help non-native English speakers grasp the nuances of these terms.

1. Prevent vs Enable

These terms are used for physical ability or inability.

  • Prevent: To stop something from happening. Example: The rain prevented us from going for a hike. Example: The strict rules prevented students from cheating on the exam.
  • Enable: To make something possible. Example: Her encouragement enabled him to pursue his dreams. Example: The new software enabled faster data processing.

2. Ineligible vs Qualified

These terms are used in the context of legal or official qualifications.

  • Ineligible: Not having the right to do or obtain something; disqualified. Example: He was ineligible to vote because he was underage. Example: The candidate was ineligible for the position due to a lack of experience.
  • Qualified: Having the necessary skills, knowledge, or credentials. Example: She is qualified to teach English as she has a degree in the subject. Example: After passing the exams, they were qualified to drive.

3. Refuse vs Agree / Reject vs Accept

The first line in the examples is about actions (marrying). The second line is about things (proposal).

  • Refuse: To indicate unwillingness to do something. Example: He refused to eat his vegetables. Example: She refused to participate in the project.
  • Agree: To consent to do something. Example: He agreed to help with the homework. Example: She agreed to meet her friend for lunch.
  • Reject: To dismiss or refuse an idea or proposal. Example: The committee rejected the proposal for the new policy. Example: He rejected the job offer as it didn’t meet his expectations.
  • Accept: To receive or agree to something. Example: She accepted the invitation to the party. Example: He accepted the challenge with enthusiasm.

4. Forbid vs Allow/Permit

These terms are used in contexts where an authority makes a decision.

  • Forbid: To prohibit or order someone not to do something. Example: The school forbids students from using mobile phones in class. Example: Her parents forbade her from going out late at night.
  • Allow/Permit: To let someone do something. Allow Example: The teacher allowed the students to leave early. Example: They allowed their children to play outside. Permit Example: The city permits street vendors to operate during festivals. Example: The rules permit students to bring snacks to school.

5. Ban

This term is used when specific people have been “black-listed.”

  • Ban: To officially or legally prohibit something. Example: The government banned smoking in public places. Example: The player was banned from the game for unsportsmanlike conduct.

Additional Examples to Illustrate the Concepts

  • Prevent vs Enable: The heavy traffic prevented us from arriving on time. The new bridge enabled easier access to the island.
  • Ineligible vs Qualified: She was ineligible for the scholarship because she missed the deadline. He is qualified to run the marathon as he completed the required training.
  • Refuse vs Agree: He refused to sign the contract without reading it first. She agreed to volunteer at the community center.
  • Reject vs Accept: They rejected the applicant due to insufficient qualifications. She accepted the award on behalf of her team.
  • Forbid vs Allow/Permit: The law forbids driving without a license. The manager allowed the employees to work from home. The policy permits flexible working hours.
  • Ban: The school banned the use of plastic bottles on campus. He was banned from the club for breaking the rules.

Understanding these subtle differences can help non-native speakers use these terms accurately and effectively in various contexts.

Practice Check

Answer the quiz questions below with responses consistent with the grammar concepts taught on the left.

Item 01

The teacher __________ (prevented/enabled) the students from cheating during the exam.

Reveal answer

Correct answer

  • The teacher prevented the students from cheating during the exam.

Incorrect answers

  • Enabled
  • Enabled the students from

Feedback: “Enabled” is incorrect because it means to make something possible. The phrase “from cheating” requires a term that stops an action, making “prevented” correct. “Enabled the students from” would be grammatically incorrect.

Item 02

Her encouragement __________ (prevented/enabled) him to pursue his dreams.

Reveal answer

Correct answer

  • Her encouragement enabled him to pursue his dreams.

Incorrect answers

  • Prevented
  • Prevented him to

Feedback: “Prevented” is incorrect because it means to stop something from happening. The phrase “to pursue his dreams” requires a term that facilitates an action, making “enabled” correct. “Prevented him to” would be grammatically incorrect.

Item 03

They were __________ (ineligible/qualified) for the competition because they missed the registration deadline.

Reveal answer

Correct answer

  • They were ineligible for the competition because they missed the registration deadline.

Incorrect answers

  • Qualified
  • Qualified for the competition because they missed

Feedback: “Qualified” is incorrect because it means having the necessary skills or credentials. The phrase “missed the registration deadline” indicates a lack of eligibility, making “ineligible” correct. “Qualified for the competition because they missed” would be logically inconsistent.

Item 04

After completing the training, he felt __________ (ineligible/qualified) to perform the task.

Reveal answer

Correct answer

  • After completing the training, he felt qualified to perform the task.

Incorrect answers

  • Ineligible
  • Ineligible to perform

Feedback: “Ineligible” is incorrect because it means not having the right to do something. The phrase “after completing the training” indicates having the necessary credentials, making “qualified” correct. “Ineligible to perform” would be logically inconsistent.

Item 05

She __________ (refused/agreed) to join the club because she had other commitments.

Reveal answer

Correct answer

  • She refused to join the club because she had other commitments.

Incorrect answers

  • Agreed
  • Agreed to join because she had other commitments

Feedback: “Agreed” is incorrect because it means to consent to do something. The phrase “had other commitments” indicates an unwillingness to join, making “refused” correct. “Agreed to join because she had other commitments” would be logically inconsistent.

Item 06

He __________ (agreed/declined) to help his friend with the project.

Reveal answer

Correct answer

  • He agreed to help his friend with the project.

Incorrect answers

  • Declined
  • Declined to help his friend

Feedback: “Declined” is incorrect because it means to refuse. The phrase “to help his friend” indicates a willingness, making “agreed” correct. “Declined to help his friend” would be logically inconsistent.

Item 07

The committee __________ (rejected/accepted) the proposal for the new policy.

Reveal answer

Correct answer

  • The committee rejected the proposal for the new policy.

Incorrect answers

  • Accepted
  • Accepted the proposal for

Feedback: “Accepted” is incorrect because it means to receive or agree to something. The phrase “the proposal for the new policy” indicates a dismissal, making “rejected” correct. “Accepted the proposal for” would be logically inconsistent given the context.

Item 08

She __________ (accepted/rejected) the invitation to the party.

Reveal answer

Correct answer

  • She accepted the invitation to the party.

Incorrect answers

  • Rejected
  • Rejected the invitation

Feedback: “Rejected” is incorrect because it means to dismiss or refuse an idea. The phrase “the invitation to the party” indicates a positive response, making “accepted” correct. “Rejected the invitation” would be logically inconsistent given the context.

Item 09

The school __________ (forbids/allows) students to use mobile phones during class.

Reveal answer

Correct answer

  • The school forbids students to use mobile phones during class.

Incorrect answers

  • Allows
  • forbids [someone] to [do something]
  • forbids [someone] from [doing something]
  • Allows students to use mobile phones

Feedback: “Allows” is incorrect because it means to let someone do something. The structure “forbids [someone] to [do something]” or “forbids [someone] from [doing something]” is commonly used, making “forbids” correct. “Allows students to use mobile phones” would be logically inconsistent given the context.

Item 10

The company __________ (allows/forbids) employees to work from home.

Reveal answer

Correct answer

  • The company allows employees to work from home.

Incorrect answers

  • Forbids
  • allows [someone] to [do something]
  • Forbids employees to work from home

Feedback: “Forbids” is incorrect because it means to prohibit. The structure “allows [someone] to [do something]” indicates permission, making “allows” correct. “Forbids employees to work from home” would be logically inconsistent given the context.

Item 11

The government __________ (forbids/permits) smoking in public places.

Reveal answer

Correct answer

  • The government forbids smoking in public places.

Incorrect answers

  • Permits
  • forbids [something] in [some place]
  • Permits smoking in public places

Feedback: “Permits” is incorrect because it means to allow. The structure “forbids [something] in [some place]” indicates prohibition, making “forbids” correct. “Permits smoking in public places” would be logically inconsistent given the context.

Item 12

The city __________ (permits/bans) street vendors to operate during festivals.

Reveal answer

Correct answer

  • The city permits street vendors to operate during festivals.

Incorrect answers

  • Bans
  • permits [someone] to [do something]
  • Bans street vendors to operate

Feedback: “Bans” is incorrect because it means to officially or legally prohibit something. The structure “permits [someone] to [do something]” indicates permission, making “permits” correct. “Bans street vendors to operate” would be grammatically incorrect.

Item 13

The rain __________ (prevented/enabled) us from going for a hike.

Reveal answer

Correct answer

  • The rain prevented us from going for a hike.

Incorrect answers

  • Enabled
  • prevented [someone] from [doing something]
  • Enabled us from going

Feedback: “Enabled” is incorrect because it means to make something possible. The structure “prevented [someone] from [doing something]” indicates stopping an action, making “prevented” correct. “Enabled us from going” would be grammatically incorrect.

Item 14

Her new shoes __________ (enabled/prevented) her to run faster.

Reveal answer

Correct answer

  • Her new shoes enabled her to run faster.

Incorrect answers

  • Prevented
  • enabled [someone] to [do something]
  • Prevented her to run

Feedback: “Prevented” is incorrect because it means to stop something from happening. The structure “enabled [someone] to [do something]” indicates facilitation, making “enabled” correct. “Prevented her to run” would be grammatically incorrect.

Item 15

He was __________ (ineligible/qualified) for the scholarship because of his grades.

Reveal answer

Correct answer

  • He was ineligible for the scholarship because of his grades.

Incorrect answers

  • Qualified
  • Qualified for the scholarship because of his grades

Feedback: “Qualified” is incorrect because it means having the necessary skills or credentials. The phrase “because of his grades” indicates disqualification, making “ineligible” correct. “Qualified for the scholarship because of his grades” would be logically inconsistent given the context.

Item 16

After years of experience, she felt __________ (qualified/ineligible) to lead the team.

Reveal answer

Correct answer

  • After years of experience, she felt qualified to lead the team.

Incorrect answers

  • Ineligible
  • Ineligible to lead the team

Feedback: “Ineligible” is incorrect because it means not having the right to do something. The phrase “years of experience” indicates competence, making “qualified” correct. “Ineligible to lead the team” would be logically inconsistent given the context.

Item 17

He __________ (refused/agreed) to attend the meeting because he was busy.

Reveal answer

Correct answer

  • He refused to attend the meeting because he was busy.

Incorrect answers

  • Agreed
  • Agreed to attend because he was busy

Feedback: “Agreed” is incorrect because it means to consent. The phrase “because he was busy” indicates unwillingness, making “refused” correct. “Agreed to attend because he was busy” would be logically inconsistent.

Item 18

She __________ (agreed/refused) to lend him some money.

Reveal answer

Correct answer

  • She agreed to lend him some money.

Incorrect answers

  • Refused
  • Refused to lend him

Feedback: “Refused” is incorrect because it means to indicate unwillingness. The phrase “to lend him some money” indicates willingness, making “agreed” correct. “Refused to lend him” would be logically inconsistent given the context.

Item 19

The board __________ (rejected/accepted) the candidate for the job.

Reveal answer

Correct answer

  • The board rejected the candidate for the job.

Incorrect answers

  • Accepted
  • The board rejected the job candidate.
  • Accepted the candidate for the job

Feedback: “Accepted” is incorrect because it means to receive or agree to something, and is followed by the preposition “for”. In contrast, “rejected” is usually used without the preposition “for” such as, “The board rejected the job candidate.” “Accepted the candidate for the job” would be grammatically inconsistent given the context.

Item 20

She __________ (accepted/rejected) the gift with a smile.

Reveal answer

Correct answer

  • She accepted the gift with a smile.

Incorrect answers

  • Rejected
  • Rejected the gift with a smile

Feedback: “Rejected” is incorrect because it means to dismiss or refuse an idea or proposal. The phrase “with a smile” indicates a positive reception, making “accepted” correct. “Rejected the gift with a smile” would be logically inconsistent.

Item 21

The teacher __________ (allowed/forbade) the students to leave early.

Reveal answer

Correct answer

  • The teacher allowed the students to leave early.

Incorrect answers

  • Forbade
  • allowed [someone] to [do something]
  • Forbade the students to leave early

Feedback: “Forbade” is incorrect because it means to prohibit or order someone not to do something. The structure “allowed [someone] to [do something]” indicates permission, making “allowed” correct. “Forbade the students to leave early” would be grammatically incorrect.

Item 22

Her parents __________ (forbade/permitted) her from going to the party.

Reveal answer

Correct answer

  • Her parents forbade her from going to the party.

Incorrect answers

  • Permitted
  • forbade [someone] from [doing something]
  • Permitted her from going

Feedback: “Permitted” is incorrect because it means to allow someone to do something. The structure “forbade [someone] from [doing something]” indicates prohibition, making “forbade” correct. “Permitted her from going” would be grammatically incorrect.

Item 23

The school __________ (banned/permitted) the use of plastic bottles on campus.

Reveal answer

Correct answer

  • The school banned the use of plastic bottles on campus.

Incorrect answers

  • Permitted
  • banned [something] on [some place]
  • Permitted the use of plastic bottles on campus

Feedback: “Permitted” is incorrect because it means to allow someone to do something. The structure “banned [something] on [some place]” indicates prohibition, making “banned” correct. “Permitted the use of plastic bottles on campus” would be logically inconsistent given the context.

Item 24

The city __________ (permits/bans) vendors from selling without a license.

Reveal answer

Correct answer

  • The city bans vendors from selling without a license.

Incorrect answers

  • Permits
  • bans [someone] from [doing something]
  • Permits vendors from selling

Feedback: “Permits” is incorrect because it means to allow someone to do something. The structure “bans [someone] from [doing something]” indicates prohibition, making “bans” correct. “Permits vendors from selling” would be grammatically incorrect.