【題目】Teenagers ________ their health because they play computer games too much．

A． have damaged B． are damaging

C． damaged D． will damage

【答案】B

【解析】青少年正在毀掉他們的健康，因為他們玩電腦游戲太多了。后句為一般現(xiàn)在時，且根據(jù)題意可知選B

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