8.The experiment shows that proper amounts of exercise, if regularly, can improve our health. A.being carried out B.carrying out C.carried out D.to carry out [解析]:C.考查if条件句中的省略情况.本句的句子的主语是the experiment,谓语动词是shows,that引导宾语从句. if regularly是插入的条件从句.从句的主语是proper amounts of exercise.条件句的主语与主句的主语一致.完整形式是:if it is carried out.句意为:这项实验表明.适当的运动.如果有规律地进行.能够有助于我们的身体健康. 查看更多

 

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The experiment shows that proper amounts of exercise, if  __  regularly, can improve our health.

  A. being carried out      B. carrying out       C. carried out         D. to carry out

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The experiment shows that proper amounts of exercise ,if _______regularly, can improve our health.

A. being carried out    B. carrying out

C. carried out          D. to carry out

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The experiment shows that proper amounts of exercise, if      regularly,  can improve our health.   

A.being carried outB.carried out
C.carrying outD.to carry out

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The experiment shows that proper amounts of exercise, if ______ regularly, can improve our health.

A.being carried outB.carrying outC.carried outD.to carry out

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The experiment shows that proper amounts of exercise, if _____ regularly, can improve our health.

A.being carried outB.carrying out C.carried out D.to carry out

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