The experiment shows that proper amounts of exercise, if regularly, can improve our health.
A. being carried out
B. carried out
C. carrying out
D. to carry out
The experiment shows that proper amounts of exercise, if regularly, can improve our health
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解决时间 2021-02-10 05:52
- 提问者网友：风月客
- 2021-02-09 13:19
最佳答案
- 五星知识达人网友：孤独的牧羊人
- 2020-12-13 14:03
A. being carried out(答案→)B. carried out C. carrying outD. to carry out解析：这题考查if条件句的省略式，如果主从句的主语一样，可以省略从句中的主语和be动词。If carried out=if the experiment is carried out..,句意是：这个实验表明，适当的锻炼，如果定期实施，对健康是有利的。选B。
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- 1楼网友：西岸风
- 2020-03-01 05:06
谢谢解答
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