Exercise 2: Auxiliary Verbs | Practice Test Online

Question 1:  Which sentence demonstrates the correct use of the auxiliary verb 'can'?

(A) He cans speak three languages

(B) They can't arrives on time

(C) She can play the piano beautifully

(D) We cans finish the work tomorrow

Correct Answer: 1C

Question 2:  Identify the modal auxiliary verb in the sentence: 'You must complete the assignment by Friday.'

(A) You

(B) must

(C) complete

(D) Friday

Correct Answer: 2B

Question 3:  What is the auxiliary verb in the sentence: 'They have been waiting for hours'?

(A) have

(B) been

(C) waiting

(D) for

Correct Answer: 3A

Question 4:  Choose the correct form of the auxiliary verb to complete the sentence: 'He ___ going to the market tomorrow.'

(A) am

(B) is

(C) are

(D) be

Correct Answer: 4B

Question 5:  Which of the following sentences uses 'could' as a modal auxiliary verb?

(A) She might come tomorrow

(B) They could visit us yesterday

(C) He has eaten his lunch

(D) I am reading a book

Correct Answer: 5B

Question 6:  In the sentence 'She will have finished the task by then', what is the auxiliary verb?

(A) will

(B) have

(C) finished

(D) then

Correct Answer: 6B

Question 7:  Select the sentence with the correct use of the auxiliary verb 'might'.

(A) He might goes to the party

(B) They might have finished the project

(C) We might went for a walk yesterday

(D) She might cooking dinner now

Correct Answer: 7B

Question 8:  What is the auxiliary verb in the sentence: 'They should attend the meeting'?

(A) They

(B) should

(C) attend

(D) meeting

Correct Answer: 8B

Question 9:  Choose the correct form of the auxiliary verb to complete the sentence: 'We ___ watching a movie right now.'

(A) am

(B) is

(C) are

(D) be

Correct Answer: 9C

Question 10:  Identify the main verb in the sentence: 'She is dancing gracefully in the performance.'

(A) She

(B) is

(C) dancing

(D) gracefully

Correct Answer: 10C