The girl often helps the old man _____water .A.carrying B.carries C.to carry D is carrying 分别说
The girl often helps the old man _____water .A.carrying B.carries C.to carry D is carrying 说明下解题思路 还有4个选项分别用在哪里!
人气：375 ℃ 时间：2019-11-21 20:56:49
解答
c help sb. to do sth 或者help sb. do sth
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