题目内容

—I have got a headache.
—No wonder. You __________ in front of that computer too long.
A．workB．are working
C．have been workingD．worked
. C。
由于在电脑前工作太久，所以导致了现在头痛的结果，故空格处应填现在完成时或现在完成进行时，即答案选C。
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A．didn’t quite catchB．don’t quite catch
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A．watchedB．had watched
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A．she's going to getB．she'll get
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A．came B．come
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