. Professor Smith and Professor Brown will _____ in giving the class lectures.A.exchangeB.alterC.shi

题目简介

. Professor Smith and Professor Brown will _____ in giving the class lectures.A.exchangeB.alterC.shi

题目详情


. Professor Smith and Professor Brown will _____ in giving the class lectures.
A.exchangeB.alterC.shiftD.alternate
题型:单选题难度:偏易来源:不详

答案

D

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