Modal Auxiliaries Quiz

Which of the following sentences correctly uses a modal auxiliary?

• She must to go to work.

• He can swims fast.

• You should study for the test.

• They have got to finishing their homework.

"Can" is used to express permission.

• True

• False

He __________ (can/could) play the guitar when he was younger.

• could
• can

Which of the following expresses a polite request?

• Can I help you?

• You must go now.

• I could swim when I was 10.

• You should study harder.

"Might" expresses a stronger possibility than "may."

• True

• False

You __________ (must not/should not) smoke in the library.

• must not
• should not

Which of the following modals can be used to express ability? (Choose all that apply.)

• Can

• Could

• May

• Should

"Have to" and "must" have the same meaning.

• True

• False

We __________ (should/ought to) not come late.

• should
• ought to

Which sentence expresses a lack of necessity?

• You must not speak loudly.

• You do not have to bring your book tomorrow.

• You must study hard for the exam.

• You should finish your homework.