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 Theexperimentshowsthatproperamountsofexercise,if

练习题3.19W

问题详情:

 Theexperimentshowsthatproperamountsofexercise,if

 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

【回答】

C

知识点:非谓语动词

题型:选择题

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