9．知道你正在干什么，能降低失败的风险，这就像给自己的能力买了份保险。

　　Knowing ________ ________ ________ ________ reduces the risks of failure and it works like an insurance policy for your own ability.

　　答案：what you are doing/the thing(s)which/that you are doing

　　10．房价将要下跌的消息已使很多人低价售房。

　　The news ________ ________ ________ ________ ________ ________ has caused many people to sell their houses at lower prices.(fall)

　　答案：that the housing price will fall

　　Ⅲ. 单句改错

　　1．Whatever difficult the work may be, we must go all out to finish it ahead of time.

　　_　

　　答案：Whatever→However

　　2．I didn't know that you will come.

　　_　

　　答案：will→would

　　3．She never has enough time for that she wants to do.

　　_　

　　答案：that→what

　　4．The reason why I have to go is because she will be disappointed if I don't.

　　_　

　　答案：because→that

　　5．He made quite clear that he wouldn't change his mind.

　　_　

　　答案：made后加it

　　[提升·实战能力]

　　Ⅳ. 阅读理解

　　A

Facial expressions carry meaning that is determined by situations and relationships. For example, in American culture the smile is in general an