31. An e-pal, as you have known, means a friend ______ you write e-mails.A.to whichB.for whomC.about

题目简介

31. An e-pal, as you have known, means a friend ______ you write e-mails.A.to whichB.for whomC.about

题目详情

 
31. An e-pal, as you have known, means a friend ______ you write e-mails.
A.to whichB.for whomC.about whomD.to whom
题型:单选题难度:偏易来源:不详

答案

D

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