what should i get my grandma for her birthday 、 -why __you ___a s_英语解答

what should i get my grandma for her birthday 、 -why __you ___a scarf
A not buy B don't buy C don't to buy D not buy

人气：286 ℃　时间：2019-09-21 06:30:31

解答

B don't buy
why not...后面没有主语,直接跟动词原形,排除A、D.
助动词do/does/did以及其否定结构的后面接动词原形,排除C.