Understanding 'Be Able To' Usage

'Be able to' is a phrasal verb similar to 'can', used to express ability, permission, and resources. It requires understanding of verb tenses and can be used with modal verbs. Negative forms include 'not able to' and 'unable'. It can be used in past, present, and future tenses, and with gerunds and infinitives.

What is the primary function of 'be able to' in English?

• To describe past events

• To indicate ability or capability

• To express future plans

• To give commands

Which of the following is a correct use of 'be able to' in a sentence?

• I am able to swim.

• I be able to swim.

• I able to swim.

• I will able to swim.

Which of the following sentences uses 'be able to' incorrectly?

• She will be able to sing.

• She is able to sing.

• She was able to sing.

• She able to sing.

Which of the following is a correct use of 'be able to' in a question?

• You able to come?

• Are you able to come?

• You are able to come?

• Able you to come?

Which of the following sentences uses 'be able to' correctly in a question?

• Are you able to come?

• You are able to come?

• Able you to come?

• You able to come?

Which of the following is NOT a use of 'be able to'?

• Granting permission

• Expressing ability

• Describing resources

• Indicating location

How does the verb 'be' change in the present tense?

• Was, were

• Has been, have been

• Am, is, are

• Will be

What is the correct form of 'be able to' in the sentence 'They ___ able to solve the problem' in the present tense?

• are

• will

• is

• was

What is the correct form of 'be able to' in the sentence 'She ___ able to complete the task' in the present tense?

• was

• are

• will

• is

What is the correct form of 'be able to' in the sentence 'They ___ able to solve the problem' in the present tense?

• is

• will

• was

• are