题目内容

【B2】

A. fastened
B. were fastening
C. had fastened
D. would fasten

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【C6】

A. or
B. and
C. till

【B19】

A. watched
B. had been watching
C. has been watching
D. had watched

设a和b均为双精度型变量,且a=5.5、b=2.5,则表达式(int)a+b/b的值是()。

A. 6.5
B. 6
C. 5.5
D. 6

We know from the text that______.

A. Frank couldn't decide which car to buy.
B. Frank liked the small car better than the large one.
C. Frank thought his old car was the best.

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