> 英语 >
I really wonder -he has posted me many packages -we worked together
A how after
B why when
C when before
D why since
为什么选D B哪错了
人气:108 ℃ 时间:2020-08-16 10:34:56
解答
when 时表示时间 since 在此=because 表示原因
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