Teenagers their health because they play computer games too much.A．have da
题型：不详难度：来源：
Teenagers their health because they play computer games too much.| A．have damaged | B．are damaging | C．damaged | D．will damage |
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答案
| B |
解析
| 考查现在进行时态的用法。从句子后面的时态"because they play computer games too much”可以看出，是“现在一直在做的动作”。 |
举一反三
I called Hnnah many times yesterday evening, but I couldn’t get through. Her brother _____on the phone all the time!| A．was talking | B．has been talking | C．has talked | D．talked |
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You should have put the milk into the icebox, I expect it ______ undrinkable.| A．became | B．had become | C．has become | D．becomes |
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She’s already two hours late. What ______ to her?| A．can have happened | B．may have happened | | C．should have happened | D．must happen |
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He feels that his health ____ owing to ____ a long walk every other day. | A．is improving; taking | B．has been improved; being taken | | C．improved; taken | D．is improving; have taken |
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---Would you please give him the paper the moment he ____?
--- No problem.| A．arrives | B．appearing | C．came | D．reaches |
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