4
must搭配動(dòng)詞原形try
try to do
his English is very poor.
his English is very poor.
You must _________ him
1 try help 2 trying to help
3 try to helps 4 try to help
You must _________ him
1 try help 2 trying to help
3 try to helps 4 try to help
英語(yǔ)人氣：614 ℃時(shí)間：2020-03-26 03:05:53
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