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将alternate改为alternative
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were arrested
单项选择题
A．He should have made an appointment.B．He should have called to cancel his appointment.C．He should have come for his appointment.D．He should have stayed at home until he was well.
A．He should have made an appointment.
B．He should have called to cancel his appointment.
C．He should have come for his appointment.
D．He should have stayed at home until he was well.
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