.--- Are you going to stay overnight? --- Notit’s really necessary.A. ifB. unlessC. untilD

发布时间：2020-08-16 09:31:19

.
--- Are you going to stay overnight?
--- Not    it’s really necessary.
A. if
B. unless
C. until
D. since

网友回答

A. if
(答案→)B. unless
C. until
D. since
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