问题
选择题
One advantage of owing your own car is ________ you can go anywhere at any time you like.
A．when
B．why
C．what
D．that
答案
答案：D
D 单纯的连接词that在从句中引导表语从句。本题容易错选C，误认为is后面却表语，但是what在参加中做成分，而从句成分完整只缺引导词。
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