Differentiating Past Perfect and Past Perfect Progressive Tenses

This video tutorial explains the differences between the past perfect and past perfect progressive tenses. It covers how to form these tenses, their functions, and common time markers. The tutorial provides examples and practice exercises to help learners understand and apply these tenses effectively.

Which auxiliary verb is used to form the past perfect tense?

• have

• had

• will

• has

What is the structure of the past perfect progressive tense?

• has + been + past participle

• had + past participle

• had + been + present participle

• have + been + present participle

In the sentence 'The restaurant had run out of my favorite dish by the time I arrived,' which action happened first?

• None of the above

• Both actions happened simultaneously

• The restaurant ran out of my favorite dish

• I arrived

Which tense is used for an action that continues up to a second past action?

• Simple past

• Past perfect

• Past perfect progressive

• Present perfect

Which of the following is a common time marker for the past perfect tense?

• since

• all

• for

• by the time

Where does the time marker 'after' appear in a sentence with past perfect tense?

• In the middle of the sentence

• At the beginning of the clause with the past perfect verb

• At the beginning of the clause with the simple past verb

• At the end of the sentence

In the sentence 'My boss had left the office by the time I returned from a late lunch,' which tense is used for the action 'had left'?

• Past perfect progressive

• Past perfect

• Simple past

• Present perfect

What is the correct structure for a negative past perfect progressive sentence?

• had + not + been + present participle

• had + not + past participle

• have + not + been + present participle

• has + not + been + past participle

Which tense should be used in the sentence: 'By the time they arrived, we ___ at the airport for three hours'?

• had waited

• have been waiting

• was waiting

• had been waiting

In the sentence 'The students all turned in their homework this morning after the teacher had threatened to fail them yesterday,' which tense is used for 'had threatened'?

• Present perfect

• Simple past

• Past perfect

• Past perfect progressive