问题
选择题
If you don' t know a word, you can ________ the word in a dictionary.
A．look up
B．look down
C．look over
D．look out
答案
答案：A
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If you don' t know a word, you can ________ the word in a dictionary.
A．look up
B．look down
C．look over
D．look out
答案：A