Cathy (had) better (to change) her study habits if she (hopes to) be admitted (to a good university).
A、
had
B、
to change
C、
hopes to
D、
to a good university
【正确答案】
B
【答案解析】
had better的用法相当于情态动词，其后接动词原形。改“to change”为“change”。
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