8. Replace the infinitives in brackets by the Present Perfect or the Past Indefinite.

1. The children (to do) their homework. Now they can go to the skating-rink.

2. You ever (to be) in London? – Yes, I (to be) there last year.

3. I already (to send) the telegram.

4. I (to send) the telegram yesterday.

5. I (not to see) him in January.

6. I (not to see) him since January.

7. We (not to receive) any letters from her lately.

8. They (to go) to the camp three days ago.

9. I just (to see) him.

10)I (to see) him in 1993.

8. Complete the following sentences using the Past Perfect Tense of the verbs suggested in brackets.

Model: When she left, she remembered that she (not to lock the kitchen window) – When she left, she remembered that she hadn’t locked the kitchen window.

1. I was sorry to hear that he (to leave).

2. When we got to the University, the lecture (to start already).

3. When he came home after work, the family (to start watching TV).

4. He didn’t return to his work until he (to spend all his money).

5. When I met her I understood why David (to refuse to marry her).

6. I didn’t know what to do when I understood that I (to leave my purse at home).

7. He didn’t start watching TV until he (to walk his dog).

8. She managed to grasp the main idea of the article only after she (to read it twice).

9. She was tired because she (to walk too much).

10)They never started eating until they (to wash their hands).

10. Make the following sentences interrogative and negative.

Example: He had swept the floor by that time. – Had he swept the floor by that time? He had not swept the floor by that time.

1. The pupils had translated the text before the bell ring.

2. Kate had done her lessons by eight o’clock.

3. Peter had studied English before he entered the institute.

4. The girls had cleaned the room by the time their mother came back.

5. We had reached the village before the sun set.

6. He had parked the car before the rain started.

7. The teacher had cleaned the blackboard before I read the sentence to the end.

8. I had washed all the dishes before my mother entered the kitchen.

9. I had invited them before I fell ill.

10)They had copied the text by five o’clock.

11. Replace the infinitives in brackets by the Past Indefinite or the Past Perfect.

1. Yesterday we (to discuss) the film which we (to see) some days before.

2. When my sister (to go) to the theatre, I (to begin) to write the letter.

3. The children (to fall asleep) by ten o’clock.

4. He (to tell us) many interesting things he (to see) in Scotland.

5) Peter (to show) us the bicycle his father (to buy) for him.

6) Mother (to cook) supper by the time they (to come) home.

1. Last summer we (to go to see) the village where my father (to work) before he served in the army.

2. Then she (to remember) that she (to leave) the keys in the car.

3. John (to tell) me that he (to invite) his new friends to visit him Liverpool.

10)He (to say) that his parents (to buy) him a computer last week.

12. Make the following sentences interrogative and negative.

Example: He will have forgotten about it by the end of the day. –

Will he have forgotten about it by the end of the day?

He won’t have forgotten about it by the end of the day.

1. By the time he comes we’ll have completed the task ourselves.

2. He’ll have guessed the crossword puzzle by the time the boss comes back.

3. She’ll have taken up something else by the summer.

4. Somebody will have shown up by six.

5. They will have done everything by Sunday.

6. Ann will have bought the tickets by the time you arrive at the station.

7. Tom will have ordered everything when we come to the restaurant.

8. By 2020, people will have learnt to grow food on the seabed.

9. By the end of the autumn, they will have built a new skating-rink in this district.

10)Antony will have opened a new cafe not far from here by the end of the year.