问题描述：
look up 只能指在字典中查么?
回答标题和下面的问题,
-couldn you tell me what time the train leaves Hefei for Beijing?
-I'm afraid you need to _____ on the Internet
A,look for it
B look at it
C look it over
D look it up
回答标题和下面的问题,
-couldn you tell me what time the train leaves Hefei for Beijing?
-I'm afraid you need to _____ on the Internet
A,look for it
B look at it
C look it over
D look it up
问题解答：
我来补答展开全文阅读