4. My father left Nanjing ten days ago.(改为同义句)

My father   Nanjing for ten days.

3. The meeting has been on for half an hour.(改为同义句)

The meeting half an hour ago.

2. Today is Friday. I haven’t seen Jack since Tuesday.(改为同义句)

Today is Friday. I haven’t seen Jack   .

1. The rain stopped five minutes ago.(改为同义句)

The rain  for five minutes.

根据句意，用for或since填空，完成句子

8. It has been very foggy early morning today.

9. I’ve known her years.

10. I haven’t talked to her my birthday.

根据句意，用for或since填空，完成句子

6. Nobody has come to see us we moved into this small house.

7. He hasn’t eaten anything twenty-four hours.

根据句意，用for或since填空，完成句子

4. You are late. The film has been on twenty minutes.

5. Tom has been away from his hometown last year.

根据句意，用for或since填空，完成句子

3. My brother has worked in the factory he finished school. He has worked there eleven years.

根据句意，用for或since填空，完成句子

2. May and Jill have been good friends they were little girls.

根据句意，用have/has gone或have/has been填空，完成句子 

9. Alice isn’t here for the moment,sir!She for lunch.

10. —Are they visiting the Science Museum?

—No,they already   there this morning.