问题
You’d better look up the new word in a dictionary_____ you don’t know it
A:if
B:that
C:though
D:whether
B:that
C:though
D:whether
正确答案是：
同类题型
ite a number of children, theirteachers’ advice is more acceptable than ____ of their parents
These shoes look very good. I wonder __________.
Can you tell me_____ difficult the examturns out to be
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The policeman’s traffic directions made all the drivers quite .