The telephone operator cut us______before we finished our conversation.A.outB.upC.offD.awa

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The telephone operator cut us______before we finished our conversation.

A.out

B.up

C.off

D.away

请帮忙给出正确答案和分析,谢谢!

热搜:关于氨基酸代谢错误的论述是_________。