I helped him _____ his homework.A.doing B.do C.did D.does
问题描述:
I helped him _____ his homework.A.doing B.do C.did D.does
答
答案: B
help sb. do sth. 帮某人做某事
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答
B
help sb (to) do sth
答
选B
help sb do表示帮助某人做某事(的全过程)
help sb doing(是一种瞬间动作)