单选题
5.
Although punctual himself, Dr. Smith was quite used______late for the appointments.
A、
for patients' to be
B、
for patients' being
C、
to have patients'
D、
to patients' being
【正确答案】
D
【答案解析】
be used to“习惯于”，后面跟名词或动名词，students’being late为动名词短语。
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