Do you often help your mother___?A B C D Do you often help your mother___?A.with clean the house B.cleaning the houseC.to cleaning the house D.clean the house讲一下为什么.
问题描述：
Do you often help your mother___?A B C D
Do you often help your mother___?
A.with clean the house B.cleaning the house
C.to cleaning the house D.clean the house
讲一下为什么.
答
help sb do sth. 固定句式哦。
答
help ...to do sth
help....do sth
help....with sb
这是help的用法
答
D
因为有一个短语 是help sb do sth.
答
一般现在时，宾语不用时态，help为及物动词，不需要介词。