The exchange______of the pound has fallen against the dollar.A.rateB.floatC.currencyD.amou

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The exchange______of the pound has fallen against the dollar.

A.rate

B.float

C.currency

D.amount

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_________。