Please don’t try to back out _____ everything has been arranged.A．untilB．though_刷题宝

题干

Please don’t try to back out _____ everything has been arranged.

A．until

B．though

C．when

D．unless

上一题下一题 0.64难度单项选择更新时间:2013-05-11 11:55:53

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