1 . Knowing ______ reduces the risks of failure and it works like an insurance policy for your own ability. (do)
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。

3 . We must act as quickly as possible now. Just tell us ___the task or not.(undertake).
现在我们必须采取行动。你就告诉我们，你能否承担这项任务吧。

4 . My adviser recommended that____________(我选修高级文学) because I like English and I’m good at it. (根据汉语提示完成句子)

5 . 阅读下面短文，在空白处填入1个适当的单词或括号内单词的正确形式。

China is home to different kinds of soybeans. In 2011, the soybean output of China dropped     1    the fourth place around the globe,     2     （account）for only 5.55% of the world’s total. China now relies    3    (much) on import to meet a domestic(国内的) need for the plant than ever.

Actually, Gai Juyi is one of the millions of diligent Chinese people    4    (work) hard to change the situation. For over two     5    (decade), Gai and his team went into various fields across the country just to collect seed from the farmers. “None of the seeds is the same.” he said. Seed collection is already no easy job. And they even     6    (have) to delay the process from time to time because of a lack of funding, many of Gai’s students left    7     industry for the small financial payback.     8    , Gai has remained in his post and spared no efforts in looking after the precious seeds.

The hard work of Gai and his team    9    (final) paid off. Thanks to them, China’s soybean harvest doubled over the years. The old man said, “I know     10    my persistence means when I see self-produced tofu and soybean milk on Chinese people’s table.”

6 . The police will reward________useful information to catch the robber. (provide)
任何人提供有用信息帮助抓住劫匪，警方将予以奖励。

7 . You can hardly imagine ________________ he has made in such a short time! (progress)
你简直难以想象他在这么短的时间内取得了多么大的进步！

8 . I don’t know ________ in the novel that made him burst into tears. (what)
我不知道是小说中的什么东西使他突然泪如泉涌。

9 . 单句改错
1. The film is so interesting that I have seen it many time.
2. China is much big than Japan, which is the third largest country in the world.
3. Besides, I have few friends, I don’t know that they don’t like to talk with me.
4. It is known to everyone that it is famous mountain with all kinds of plants and animals.
5. At once I apologize and controlled myself at my best till the dinner started.
6. On the night before my first day, I was too excited to go to sleep and as a result, I got up lately in the morning.
7. Bill was standing by the car, talking to two men which were helping him to repair it.
8. Thousands of people go to the seaside in every year.
9. My grandma was the best cook in the world but could make the most delicious dishes.
10. The boy suggested our go for a walk after dinner.I thought it was a good idea.

10 . 我想知道他是什么时候告诉你真相的。
I wonder                          he told you about the truth. ( it )