1.Idon'tthinkthatthenecklaceismadeofdiamond,________?

A.doIB.doyouC.isn'titD.isit

2.Hiswifehadthecarpetsandthecurtainscleaned,________?

A.hadn'tB.hadC.didn'tsheD.didshe

3.It'smyson'sweddingnextweek,andIhavetodomybestforthat,_______?

A.haven'tIB.don'tIC.don'theD.isn'tit

4.Harrywouldn'tbecomeateacherifithadn'tbeenfortheholiday,______?

A.wouldheB.haditC.woulditD.hadhe

5.Noonelefthereyesterday,________?

A.didn'ttheyB.didtheyC.didn'toneD.didone

6.Birdsrarelybuildnestsinourgarden,________?

A.don'ttheyB.dotheyC.didn'ttheyD.didthey

7.YoumusthavebeentotheGreatWall,____________?

A.mustn'tyouB.haven'tyouC.aren'tyouD.mustyou

8.learninghowtorepairmotorstakesalongtime,________?

A.doesn'titB.don'ttheyC.doesitD.dothey

9.Theymusthavestayedathomelastnight,________?

A.mustn'ttheyB.haven'ttheyC.didn'ttheyD.mustthey

10.Ifeellikegoingtothecinematonight,________?

A.don'tIB.don'tyouC.doID.doyou

11.Let'sstartoutearlytomorrowmorning,________?

A.shallweB.willyouC.doyouD.can'tyou

12.There'snotmuchnewsintoday'snewspaper,________?

A.isn'titB.isitC.isn'tthereD.isthere

13.Theyneedourhelpbadlyatthemoment,________?

A.needn'ttheyB.needtheyC.don'ttheyD.dothey

14.Sheisunfitfortheposition,________?

A.issheB.isn'tsheC.doesn'tsheD.doesshe

15.IwishtovisitAmerica,________?

A.don'tIB.canIC.mayID.mayyou

16.She'sbeenaworkerhereformanyyears,________?

A.isn'tsheB.issheC.hasn'tsheD.hasshe

17.Whatbeautifulflowers,________?

A.aren'ttheyB.aretheyC.isn'titD.isit

18.Motherusedtoliveinapoorvillage,____________?

A.usedsheB.usedn'tsheC.didn'theD.didhe

19.You'dbettergoatonce,________?

A.wouldn'tyouB.hadyouC.hadn'tyouD.shouldyou

20.IamveryinterestedinMarkTwain'snovels,________?

A.aren'tIB.amnotIC.aren'tyouD.areyou

Keys:

1-5DCBAB

6-10BBACD

11-15ADABC

16-20CABCA