单项选择题

A．Twice.
B．More than once.
C．Only once.
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单项选择题
The shopping centre does not close at noon time.
[A] True
B. False
单项选择题
A．Sorry, I am afraid not.B．No, I have.C．No, I don’t.
A．Sorry, I am afraid not.
B．No, I have.
C．No, I don’t.
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