There is some doubt among people _________ $749 is too much for an iPhone 5.

A. that B. whether

C. what D. if

---Can you shoot the bird at the top of the tree?

--- NO, it’s out of _________.

A. range B. reach

C. control D. distance

________a certain doubt among the people as to the practical value of the project.

A. It has B. They have

C. It remains D. There remains

Paper produced every year is ______ the world’s production of vehicles.

A. the three times weight of B. three times the weight of

C. as three times heavy as D. three times as heavier as

---Jack, you seem in high spirits.

--- _________ We won the match 4-0.

A. Guess what? B. So what?

C. No wonder. D. No doubt.

The discovery of new evidence led to _________.

A. the thief having caught

B. catch the thief

C. the thief to be caught

D. the thief being caught

Children_________ to difficult situations are better at handling those _________ tasks.

A. exposing; challenging B. exposed; challenged

C. exposed; challenging. D. exposing; challenged

—It is getting dark outside, Tommy. I must be off now.

—___________

A. With pleasure. B. What a pity!

C. What’s wrong? D. So long then.

1.你越努力学习，你取得的进步越大。

____________________________________________________________________________

2.这次活动旨在唤起人们保护环境的意识。

____________________________________________________________________________

3.如果你能留下来帮我，我将十分感激。

___________________________________________________________________________.

4.有时候我也不明白自己为什么要干这样的工作。

____________________________________________________________________________

5.因为全神贯注于他所读的小说，他没有注意到老师就站在他身边。

____________________________________________________________________________

6.她一到家，就发现家里被人破门而入。

____________________________________________________________________________

7.更加糟糕的是，下一个世纪沙漠的面积有可能增加17%。

____________________________________________________________________________

8.中国已经采取了许多有效措施来阻止沙漠化的进程，包括鼓励农民建栅栏。

____________________________________________________________________________

1.为……承担责任____________________________________________________

2.削减产量_________________________________________________

3.贪求_________________________________________________

4.大量的废弃物_________________________________________________

5.举行针对……的辩论_________________________________________________

6.相信（belief）_________________________________________________

7.给……动手术_________________________________________________

8.排队做某事_________________________________________________

9.控告某人某事_________________________________________________

10.给……留下印象_________________________________________________

11.专心致志于(absorb) _________________________________________________

12.电器工程_________________________________________________

13.特别，尤其_________________________________________________

14.关于（regard）_________________________________________________

15.受大自然摆布_________________________________________________

16.使用，运用（use）_________________________________________________

17.最后但并不是最重要的是_________________________________________________

18.依赖某人做某事_________________________________________________

19.正在进行_________________________________________________

20.在……范围内变化(range)_________________________________________

21.尽某人的职责_________________________________________________

22.感激做某事_________________________________________________