单项选择题

A．aren’t
B．weren’t
C．isn’t
D．wasn’t
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单项选择题
A．He has hurt his hand.B．He is very busy at the moment.C．He can’t fix it.D．He wants the woman to pay the money.
A．He has hurt his hand.
B．He is very busy at the moment.
C．He can’t fix it.
D．He wants the woman to pay the money.
单项选择题
A．untilB．onceC．afterD．since
A．until
B．once
C．after
D．since
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