Выберите правильные формы причастий.

Past Indefinite or Present Perfect.
1) He (foget) his French since he (leave) Paris.
2) Years ago he (be) very poor, and (not know) how to live. He (become) very rich now.

sentences in the Past Perfect.

A dictionary is a book {---listing

Students {studied, studying} at our university work in various fields of the national economy.
{Developing, Developed} a new semiconductor device our laboratory had to solve many problems.

The issue {discussed, discussing} at the last meeting is of great importance for our country.
The law just {referred, referring} to was discovered by Newton.

Очень надо!
1.Укажите грамматическую конструкцию в каждом предложении (Gerund – герундий, Participle – причастие и Conditional Clause – условное придаточное предложение):
1. If the customer had taken part in the competition, he’d have won the prize.
2. World public opinion is concerned about the rising level of pollution.
3. His plan of driving to Dresden is not good.
4. I am glad to have an opportunity of reading this book.
5. Roman towns in Britain were real military camps surrounded by walls.

2. Выберите правильную форму глагола и укажите тип условных придаточных предложений (Type I, II, III или нулевой):
1. If I have time, I (go, would go) to the Tretyakov Gallery.
2. They (would have helped, will have helped) you if they had come.
3. If he hadn't phoned her, she (won't have come, wouldn't have come).
4. If they had a car, they (will go, would go) to the country.
5. If the weather is fine, we (would go, will go) to London.

3. Выберите правильную форму герундия:
1. I don’t remember (having seen, having been seen) her before.
2. We prefer new methods of work (having used, being used).
3. He entered the room without (being noticed, having been noticed).
4. The shoes need (repairing, being repaired).
5. Albert must be proud of (having won, having been won) the prize.

4. Выберите правильную форму причастия:
1. The discovery (making, made) by him is of great value.
2. (Finishing, having finished) the work, he left the laboratory.
3. What’s the name of the girl (questioning, being questioned) by the officer?
4. Not (remembering, remembered) the title of the book, we had to look it up.
5. (Being asked, having been asked) twice, the professor answered the question.

5. Раскройте скобки и употребите правильную форму глагола, герундия или причастия:
1. The man (to arrest) was a hijacker.
2. Lawrence is against (to send) to Belgium.
3. Nick’s (to forget) to leave a message made me very angry.
4. If I (to know) her address, I would write to her.
5. If he had been displeased yesterday, he (to notice) it.