单选题
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】
[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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