2. Have you written a letter to him yet?

3. The book was published in 1998.

4. She wishes she can cook better in the future.

5. They have built this house since 2001.

6. This bike has been bought by mt father for a year.

II.

1. on

2. enjoyable

3. doesn't she

4. listening

5. since

6. liked

III.

1. She asked me what the content of the book was.

2. He asked me if I liked English.

3. They said they might have new jobs.

4. She asked me how I often went to school.

`2`. Have you written

`3`. was published

`4`. could cook

`5`. have built

`6`. has been bought

`II`

`1`. on

`2`. enjoyable

`3`. doesn't she

`4`. listening

`5`. since

`6`. liked

`III`

`1`. She asked me what the content of the book was.

`2`. She asked me if I liked English.

`3`. They said that they might have new jobs.

`4`. She asked me how I often went to school