1 . 请找出下面各句ABCD中错误的一处。
1. English is [A]speaking [B]by a [C]lot of [D]people.
2. [A]Hurry up, [B]and you [C]will be late [D]for school.
3. [A]A number [B]of players [C]has already [D]gone to the training center.
4. I [A]don’t [B]know [C]what they [D]have passed the test.
5. The reason [A]that he [B]refused to drink [C]is not [D]clear.
6. [A] My family [B]like the photo [C]where you took [D]in 1998.
7. Just [A]do it [B]when the [C]teacher [D]does.
8. [A]Whenever you go, you [B]will not [C]forget your [D]own hometown.
9. [A]There [B]are a cup and [C]five bottles [D]in the box.
10. It [A]is I [B]whom [C]am [D]right.

2 . 他继续这个实验的原因，是因为他希望能成功的完成这项任务。(定语从句)
The reason ___________ was that he was in the hope of completing this task successfully.

3 . 中国文化跌宕起伏的原因是很多的。（ups and downs，定语从句）（汉译英）

4 . 他今天早上迟到的原因是他生病了。（why引导的定语从句）（汉译英）