I really wonder____ he has posted me many parcels_____ we didn't work together.A_刷题宝

题干

I really wonder____ he has posted me many parcels_____ we didn't work together.

A．how ,after

B．why, when

C．when, before

D．why, since

上一题下一题 0.64难度单项选择更新时间:2012-10-09 11:10:56

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