【Hestronglyrecommendedthati___thatroutethroughthemountains.A.didn'ttakeB.musn'ttakeC.nottookD.nottake为什么不选B而选D?Thistimetomorrow,i___onthebeach,enjoyingthesunshine!A.amsittingB.sitC.wo】

　　Hestronglyrecommendedthati___thatroutethroughthemountains.

　　A.didn'ttake B.musn'ttake C.nottook D.nottake 为什么不选B而选D?

　　Thistimetomorrow,i___onthebeach,enjoyingthesunshine!

　　A.amsitting B.sit C.wouldsit D.willbesitting 为什么C错