专四专八考试

解析:Professor Smith and Professor Brown

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【单选题】Professor Smith and Professor Brown will ______ in presenting the series of lectures on American literature.


A.alter
B.alternate
C.substitute
D.exchange


网考网参考答案:B
网考网解析:

alternate 意为“(使)交替,(使)轮流”,例如:Day alternates with night.昼夜更替,日月轮回。alter 作“变动”讲,例如:Circumstances alter cases.事随境变。substitute意为“代替,替换,代用”,例如:If you cannot go yourself ,please find someone to substitute you.如果你自己不能去,请找个人替你。exchange 作“交换,调换,把……换成”讲,例如:Mary exchanged seats with Anne.玛丽和安妮交换了座位。 document.getElementById("warp").style.display="none"; document.getElementById("content").style.display="block"; 查看试题解析出处>>

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