单项选择题

A．Jack is likely to help.
B．Jack doesn’’t know a lot about the problem.
C．The man has already asked Jack for help.
D．Jack was the last one who could solve the problem.
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单项选择题
A．He came too early for the appointment.B．He missed the bus here.C．He went to a wrong address.D．He felt very bad when he got up.
A．He came too early for the appointment.
B．He missed the bus here.
C．He went to a wrong address.
D．He felt very bad when he got up.
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