Identify the auxiliary verb in the sentence: She had finished her homework before dinner.

• did

• had

• finished

• have

Conjugate the verb 'to play' in past perfect for the pronoun 'I'.

• had played

• playing had

• played had

• have played

Fill in the blank: By the time we arrived, they _______ already left.

• have

• had

• was

• will

What is the auxiliary verb in the sentence: They had never seen such a beautiful sunset.

• had

• saw

• have

• beautiful

Conjugate the verb 'to study' in past perfect for the pronoun 'he'.

• has studied

• studied had

• studied has

• had studied

Complete the sentence: She _______ finished her project before the deadline.

• has

• will

• could

• had

Identify the auxiliary verb in the sentence: He had forgotten his keys at home.

• did

• have

• forget

• had

Conjugate the verb 'to eat' in past perfect for the pronoun 'we'.

• have eaten

• ate

• eaten

• had eaten

Fill in the blank: When I got there, she _______ already gone to bed.

• did

• has

• had

• were

What is the auxiliary verb in the sentence: We had traveled to many countries before.

• had

• traveled

• have

• did