Can('t), Must(N't) And (Don't) Have To

1. Students ________ write ten sentences for their homework.

Must

Can't

Don't have to

The correct answer is "must" because it indicates that the students are required or obligated to write ten sentences for their homework.

Explanation

The correct answer is "must" because it indicates that the students are required or obligated to write ten sentences for their homework.

2. You _________ show your passport at the airport.

Don't have to

Have to

Can

When going to the airport, it is necessary to show your passport. This means that it is a requirement or obligation to present your passport at the airport. Therefore, the correct answer is "have to".

Explanation

When going to the airport, it is necessary to show your passport. This means that it is a requirement or obligation to present your passport at the airport. Therefore, the correct answer is "have to".

3. I ________ play the guitar very well.

Must

Mustn't

Can

The word "can" is the correct answer because it indicates ability or capability. The sentence suggests that the person is able to play the guitar well.

Explanation

The word "can" is the correct answer because it indicates ability or capability. The sentence suggests that the person is able to play the guitar well.

4. If I pass my exam, I _________ go on holiday.

Can

Must

Don't have to

If the person passes their exam, they have the option or ability to go on holiday. The word "can" indicates that it is possible for them to go on holiday if they achieve a passing grade.

Explanation

If the person passes their exam, they have the option or ability to go on holiday. The word "can" indicates that it is possible for them to go on holiday if they achieve a passing grade.

5. You __________ punch people

Have to

Mustn't

Must

The correct answer is "mustn't". This is because the word "mustn't" is used to indicate prohibition or a strong recommendation against doing something. In this context, it implies that punching people is not allowed or strongly discouraged.

Explanation

The correct answer is "mustn't". This is because the word "mustn't" is used to indicate prohibition or a strong recommendation against doing something. In this context, it implies that punching people is not allowed or strongly discouraged.

6. You ________ drive a car in Germany when you are eighteen.

Have to

Can

Must

In Germany, individuals are allowed to drive a car when they reach the age of eighteen. The word "can" indicates the ability or permission to do something, which aligns with the context of the sentence. Therefore, the correct answer is "can."

Explanation

In Germany, individuals are allowed to drive a car when they reach the age of eighteen. The word "can" indicates the ability or permission to do something, which aligns with the context of the sentence. Therefore, the correct answer is "can."

7. He _________ wear a uniform at school.

Can't

Has to

Doesn't have to

The correct answer is "has to" because it indicates that wearing a uniform at school is a requirement or obligation for him. It suggests that there is a rule or policy in place that mandates the wearing of uniforms, and he is expected to comply with it.

Explanation

The correct answer is "has to" because it indicates that wearing a uniform at school is a requirement or obligation for him. It suggests that there is a rule or policy in place that mandates the wearing of uniforms, and he is expected to comply with it.

8. They ________ to wear baggy clothes to snowboard.

Has to

Have to

Don't have to

The correct answer is "have to". This is because the sentence is referring to a requirement or obligation to wear baggy clothes while snowboarding. "Have to" is used to express this kind of necessity.

Explanation

The correct answer is "have to". This is because the sentence is referring to a requirement or obligation to wear baggy clothes while snowboarding. "Have to" is used to express this kind of necessity.

9. I _________ do my homework.

Must

Have to

A or B

The correct answer is "A or B" because both "must" and "have to" express obligation or necessity. They are interchangeable in this context, indicating that the speaker is required to do their homework.

Explanation

The correct answer is "A or B" because both "must" and "have to" express obligation or necessity. They are interchangeable in this context, indicating that the speaker is required to do their homework.

10. We _____________ speak Arabic in our class

Mustn't

Don't have to

Can

In this sentence, the word "mustn't" is the correct answer because it implies that speaking Arabic in the class is prohibited or not allowed. The use of "mustn't" suggests that there is a rule or restriction in place that prohibits the use of Arabic in the class. The other options, "don't have to" and "can," do not convey the same meaning of prohibition or restriction.

Explanation

In this sentence, the word "mustn't" is the correct answer because it implies that speaking Arabic in the class is prohibited or not allowed. The use of "mustn't" suggests that there is a rule or restriction in place that prohibits the use of Arabic in the class. The other options, "don't have to" and "can," do not convey the same meaning of prohibition or restriction.