The bag is very heavy.Let us_______the old woman.A.help B.helps C.helped D.helping

问题描述:

The bag is very heavy.Let us_______the old woman.
A.help B.helps C.helped D.helping

A
祈使句Let后面接动词原形

答案为Ahelp
B为动词的第三人称单数形式,这里没有这个含义
C、D为动词的过去和现在分词,这里的help应该作谓语,分词是不能做谓语的,所以不能选

A.help

A