大工17春《大学英语3》在线测试3答案

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大工17春《大学英语3》在线测试3
一、单选题(共 20 道试题,共 80 分。)

1. Since the introduction of the new technique, the production cost _____ greatly.
A. reduces
B. is reduced
C. is reducing
D. has been reduced
正确答案:D 满分:4 分

2. Charles regretted ________ the TV set last year. The price has now gone down.
A. buying
B. to buy
C. bought
D. buy
正确答案:A 满分:4 分

3. I could _____ believe that he worked so _____ there.
A. hardly ... hard
B. hardly ... hardly
C. hard ... hard
D. hard ... hardly
正确答案:A 满分:4 分

4. For these notable achievers, it appears that their daydreams came ____.
A. truth
B. truthfulness
C. truely
D. true
正确答案:D 满分:4 分

5. This kind of paper is made _____ wood.