Understanding Modal Auxiliaries in English

The video tutorial explains modal auxiliaries, their unique features, and how they express various functions such as ability, obligation, permission, possibility, promises, prohibitions, and requests. It covers the use of modals like can, could, may, might, will, shall, must, and others, providing examples for each context.

What is the primary function of modal auxiliaries?

• To express tense

• To express the speaker's attitude and intention

• To act as main verbs

• To change with the subject's number and gender

Which of the following is NOT a unique feature of modal auxiliaries?

• They do not change with the subject

• They can act as main verbs

• They are always followed by the first form of the main verb

• They are original words

Which modal auxiliary indicates ability in the past?

• Can

• Could

• May

• Shall

Which modal auxiliary is used to express ability in the present tense?

• Can

• Could

• Be able to

• Might

Which modal auxiliary is used to express ability in the present tense?

• Could

• Can

• Might

• Be able to

Which modal auxiliary is used to express ability in the present tense?

• Be able to

• Might

• Could

• Can

Which modal auxiliary is used to express a strong obligation?

• Must

• Should

• Might

• Ought to

Which modal auxiliary is used to express a moral duty?

• Should

• Must

• Will

• Ought to

Which modal auxiliary is used to express a strong obligation?

• Ought to

• Must

• Should

• Might

Which modal auxiliary is used to express a moral duty?

• Must

• Should

• Will

• Ought to