Question

【题目】You don't have to __________ every new word in the dictionary while reading.
A.look for
B.look up
C.look at
D.look after

Answer 1

【答案】B
【解析】根据句意：当你阅读的时候你没必要在字典里查每一个生词。look for 寻找,look up （在词典、参考书等中）查找:查阅,look at 看,look after 照顾:照看.故选B。