文章：Thereareallkindsoftrainsintheworld.Therearetrainstocarrypeople,trainstocarryanimalsandtrainstocarrythings.Therearefasttrainsandslowtrains.Sometrainsgounderthegroundandsometrainsgothroughhills.Inbigciti

　　文章：

　　Thereareallkindsoftrainsintheworld.Therearetrainstocarrypeople,trainstocarryanimalsandtrainstocarrythings.

　　Therearefasttrainsandslowtrains.Sometrainsgounderthegroundandsometrainsgothroughhills.

　　Inbigcities,thestreetsareusuallyverybusy.Soyoucanfindtrainsunderthegroundandtrainsonarailabovethestreets.Theycarrypeopleinandoutofthecity.

　　Canatrainrunoverwater?Yes,itcan.Therearemanybeidgesovertheriver.Thetrainscaneasilyrunoverthewater.Butitisnoteasytobuildbridges.

　　Today'strainshavediningroomsforpeople.Youmayeatsomethingonthewayifyouarehungry.

　　Trainsareusefultomen,womenandchildren.Manychidrenhavemodletrains.Withthemodletrainstheycanbuildtheirownrailsenjoythewonderfulworldoftrains.

　　()1.Thereare_____kindsoftrainsintheworld.

　　A.afewB.manyC.someD.little

　　()2.Usuallypeopleliketaking_____.

　　A.fasttrainsB.slowtrainsC.trainstocarrypeopleD.trainstocarryanimals

　　()3.In_____cities,thestreetsareusuallybusy.

　　A.smallB.middleC.largeD.tiny

　　()4.Theundergroundtrainscarrypeople_____.

　　A.inandoutofbigcitiesB.frombigcitiestosmalltownsC.fromsmalltownstobigcitiesD.inandoutofcountries

　　()5.Manychildrencanenjoythewonderfulworldoftrainsbecausethey_____.

　　A.haverealtrainsB.havemodletrainsC.oftentaketrains

　　D.haverealrails