急需啊~~~ 英语问题. help me!

一、用括号中所给动词的适当形式填空.

1. When I was            (have)dinner,Mr Smith came to my house.

2. My mother is          (read)magazines in her room.

3. I have          (be) to that place three times this year.

4. He               (telephone) me last night.

5. She has          (put) all the coins into her pocket.

6. The phone rang when I                  (watch) television.

7. He cut himself while he                 (shave)

8. The film                  (begin) when I was buying the ticket.

9. My grandfather                    (read) newspapers now.

10. He                (go) to the hospitai to see a friend yesterday.

二、按要求改写下列句子.

1That old man leaces this house.(改为现在完成时）

2My father worked in the garden.(改为过去进行时）

3Someone knocks at the door.(改为现在进行时）

4The policeman left.(改为过去完成时）

5I was typing a letter for my boss.(改为一般将来时）