- 問題詳情: JohnandI________friendsforeightyears.WefirstgottoknoweachotherataChristmasparty.Butwe________eachotheracoupleoftimesbeforethat.A.hadbeen;haveseen B.havebeen;haveseenC.havebeen;hadse...
- 8247
- 問題詳情:JohnandI________tovisithisgrandparentslastSundayafternoon.A.go B.went C.willgo D.havegone【回答】B【解析】句意:上個星期天下...
- 15835