【这5题的答案我都有,CDBDA我对这类题目的做法很生疏,老是做错,把上面这5题的做法写出来!1.（）Atrainruns_______acarandabus.A.fasterofB.asfastasC.fasterthanD.morefastthan2.()Johndid______hisbrother】

　　这5题的答案我都有,CDBDA

　　我对这类题目的做法很生疏,老是做错,把上面这5题的做法写出来!

　　1.（）Atrainruns_______acarandabus.

　　A.fasterofB.asfastasC.fasterthanD.morefastthan

　　2.()Johndid______hisbrotherintheexam.

　　A.sobadlyasB.asgoodasC.morecarefulthan

　　D.muchmorecarelesslythan

　　3.()Iran______thanMariainthe400-metrerace.

　　A.muchfastB.muchfasterC.morefastD.morefaster

　　4.()Isthisroom______thatone?

　　A.solargeasB.somelargeasC.thesamelargeasD.thesamesizeas

　　5.Whichis______,SpainorAustralia?

　　A.moredevelopedB.moredevelopingC.mostdevelopD.mostdeveloping