B
should情态动词,后面跟动词原形
If you want to talk to your teacher,you should _____first.
If you want to talk to your teacher,you should _____first.
A.to call her up B.call her up 为什么?
A.to call her up B.call her up 为什么?
英语人气:828 ℃时间:2019-08-20 07:55:11
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