海贼无双3 win10 手柄:一道英语题
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I could't finish the task()you came to help me.
A.until
B,unless
C,if not
D.before
A.until
B,unless
C,if not
D.before
d
B
unless,"除非"
"除非你来帮我,不然我完不成任务"
B
B。除非你来帮我,否则我完不成任务。
D
你帮我之前我完不成任务。(过去时,现在任务已经完成了)
如果选b,原句应该是
I can't finish the task unless you come to help me.