Сделать все упражнения . Даю 98 баллов)

1.
1. The lessons began last week.
2. You've broken three cups today.
3. Why have you come home early?
4. Who has drunk my coffee?
5. We ate too much last night.
6. John fell off his bicycle yesterday.
7. I'm sorry, I've forgotten your name.
8. I've given my address to the police.
9. We knew what they wanted.
10. Somebody has taken my umbrella.
2.
1. Did all those people go home?
2. Peter hasn't told us everything.
3. Has the postman been?
4. Has Pat been working all day?
5. Eric and Angela didn't buy a new house.
6. Has Mary's boyfriend forgotten her birthday?
3.
1. Why has everybody gone home?
2. How long has Ann been learning Chinese?
3. Why did George close the door?
4. Where have the people gone on holiday?
5. When did the President and his family visit Russia?
6. How long have Jan's father and mother been travelling in Scotland?
7. What has happened?
4.
1. Yes
2. Don't know
3. Yes
4. Don't know
5. Don't know
6. Yes
7. No
8. Yes