↑ 收起筛选 ↑
试题详情

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

高二英语单项填空中等难度题

少年,再来一题如何?
试题答案
试题解析
相关试题