【1.__allowingforhisage,hestillactsveryimmaturely.A.ButB.YetC.AlthoughD.Even(选D的,那C不行吗?为何)2.They(would'tbefeeling)sotiredifthey(hadn'tbeenwalking)forawholeday.第一个括号里怎麼回事呀?为啥填的这个呢】

　　1.__allowingforhisage,hestillactsveryimmaturely.

　　A.ButB.YetC.AlthoughD.Even(选D的,那C不行吗?为何)

　　2.They(would'tbefeeling)sotiredifthey(hadn'tbeenwalking)forawholeday.

　　第一个括号里怎麼回事呀?为啥填的这个呢?不是wouldhavefelt吗

　　3.TheGreatWallistheplace__almostalltouristswouldliketovisitwhentheycometoChina.

　　A.whereB.which(选B.请解释一下选B的理由和不选A的理由吧.)

　　4.Thefactorhasturnedout__

　　A.twiceTVsetsthisyearmorethanlastyear

　　B.TVsetsthisyeartwiceasmanyaslastyear

　　C.twiceasmanyTVsetsthisyearaslastyear

　　D.TVsetstwicemorethisyearthanlastyear

　　(这要怎麼选呀)

　　5.Paulwaslyingonthelawn,hishands(crossed)underhishead.

　　用crossing的话是伴随状态吗?