- 问题详情:JohnandI________tovisithisgrandparentslastSundayafternoon.A.go B.went C.willgo D.havegone【回答】B【解析】句意:上个星期天下...
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- 问题详情: JohnandI________friendsforeightyears.WefirstgottoknoweachotherataChristmasparty.Butwe________eachotheracoupleoftimesbeforethat.A.hadbeen;haveseen B.havebeen;haveseenC.havebeen;hadse...
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