单项选择题

If Newton lived today, he would be surprise by what（）in science and technology.

A. had discovered
B. had been discovered
C. has discovered
D. has been discovered

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单项选择题
The seaside here draws a lot of tourists every summer. Warm sunshine and soft sands make（）it is.

A. what
B. which
C. how
D. where
单项选择题
The boy was seen（）in the examination and was punished by the teacher.

A. having cheated
B. cheated
C. cheating
D. cheat
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