4. I have over one thousand books at home.I have _____ ____ one thousand books at home.

5. I bought the bike ten years ago.I ____ ____ the bike _____ ten years ago.

IV.句子翻译

1. 这部电影有助于帮你了解中国的过去和现在。

This film helps you _______ ______China’s_____and _______.

2. 这幢教学大楼已经投入使用5年了。

This teaching building has____ _____ ____ for five years.

3. 深圳已经变成了一个现代化城市。Shenzhen has _____ ______ a modern city.

4. 实际上，她是个初中生。_____ ______, she is a secondary school student.

5. 飞机已经起飞了。The plane has_____ ______.

V.改错

1. Although it was raining, but the game went on.________

2. He’s borrowed the book since two weeks ago, hasn’t he?________

3. There are much more roads, buildings and people in this area.________