2 . They wanted to charge $5,000 for the car,          we managed to bring the price down.

A．if

B．or

C．but

D．while

4 . I spent days preparing _____ writing my first English paper. (用适当的词填空)

5 . Meng Hao was looking at the noticeboard___________a man approached and talked to him. （用适当的词填空）

6 . I think you should put your heart into study __________ __________(而不是) anything else.(根据汉语提示完成句子)

7 . 英国人和美国人不但语言相同，而且有很多相同的风俗习惯。(not only…but also…)
The British and the Americans________________but also share a large number of ________________.

8 . The horses, whether resting ______ on the move, offered him plenty of inspiration. (用适当的词填空)

10 . Not only can you post specific questions, ______ you can also broaden your knowledge by reading posts from other English learners around the world. (用适当的词填空)