问题
选择题
You should the new words that you don’t know how to spell.
A．look for
B．look up
C．look after
D．look down
答案
答案：B
考查短语辨析。look for 寻找，look up查字典，look after照顾，look down向下看。句意：你应该查你不知道如何拼的生词。所以选B。
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