川大12春《大学英语（四）》第1-2次网上作业

大学英语（四）第一次网上作业

一,单选题

1. _______ energy under the earth must be released in one form or another, for example, an earthquake.
A. Accumulated
B. Assembled
C. Gathered
D. Collected
正确答案：A

2. In short, the young people tend to be promoted.
A. 短期来说，这个年轻人容易得到提升。
B. 短期来说，年轻人都希望被提升。
C. 总之，年轻人希望被提升。
D. 总之，年轻人容易得到提升。
正确答案：D

3. He is _______ about his chances of winning a gold medal in the Olympics next year.
A. optional
B. optimistic
C. outstanding
D. obvious
正确答案：B

4. Our child's behavior is greatly influenced by the way we react to what he has done. Our reactions help to determine whether our child will repeat his behavior or whether he will do something different. This statement is a very important part of a principl
正确答案：D

5. Smoking, _______ is harmful for people’s health, is nevertheless popular nowadays.
A. though
B. that
C. although
D. which
正确答案：D

6. Down the entrance hall of the school walk four eighth-grade students. Each one is carrying a small basket with a single egg inside. Soon more students join them-each one of them is also carrying a basket with an egg. The eggs in a basket are part of a new
正确答案：C

7. — You've been busy, haven't you? — _______
A. I was busy last week.
B. Yes, I've been working hard on my paper.
C. I will get busy with my English studies.
D. I'd like to get busy like our teachers.
正确答案：B