问题

Now lots of teenagers spend a lot of time playing computer games.Yes. Teachers and their parents should prevent them _________ too much.

A:has
B:have
C:are
D:is;

正确答案是：

同类题型

e next 30 years, we could see more heat waves like_____ now occurring in the US or the kind that swept across Europe in 2003 that caused tens of thousands of deaths.

Child should learn to do things themselves .

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1Did youlate yesterday

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