Question

If you don’t know the word, you can _________ in the dictionary.

A．look it after

B．look it up

C．look for it

D．look at it

Answer 1

B

B 考查短语。以动词和副词构成的短语，宾语是代词it/ them大牛股时，必须放在而这中间。“查找，查寻”是look up，故选B。