3. It rained for the whole week,completely to ruin the crops.

2. While being reading the book,he nodded from time to time.

1. Seen from the top of the hill,we can get a full view of the country.

5. 除了做飯外，她還得照顧四個孩子。

               ，she had to take care of four children.

4. 他已經(jīng)離開10年了，發(fā)現(xiàn)家鄉(xiāng)變化巨大。

           for ten years,he found his hometown greatly changed.

3. 她看了看我的畫，沒有表現(xiàn)出任何興趣。

She looked at my picture,        .

2. 他突然站起來，沖了出去。

       suddenly,he rushed out.

1. 當(dāng)看電視時，我們聽到有人在按門鈴。

       ，we heard the doorbell ring.

5. The boys and girls entered the classroom and they sang and danced. 

The boys and girls entered the classroom,        and      .

4. Because we didn't know her address,we couldn't get in touch with her. 

          her address,we couldn't get in touch with her.