不要混淆祈使句与非谓语动词

不要混淆祈使句与非谓语动词有这样一道语法考题，该用动词原形？还是用非谓语动词？theroadroundtotherightandyou’llfindhishouse.A.FollowB.FollowingC.TofollowD.Followed【分析】此题容易误选B或C,许多同学一看选项就想当然地认为，选现在分词表示时间或伴随，选不定式表目的。此题的关键是要注意句中的连词and,它表明整个句子是一个并列句，即and前后应各是一个独立的句子，而不应是一个非谓语形式的短语，所以此题的正确答案应选A,即and前是一个祈使旬。比较以下两题：theroadroundtotheright,shefoundhishouse.A.FollowFollowingfollowB.A.FollowFollowingfollowC.ToD.Followed【分析】此题应选B,现在分词短语表时间theroadroundtotheright,theblindmanaskedaboytoguidehim.A.FollowFollowingfollowB.A.FollowFollowingfollowC.ToD.Followed【分析】此题应选C,不定式短语表目的。注意以下各题均应选A,均因为句中的并列连词and(填空句为祈使旬)：themilkandsetagoodexampletotheotherchildren.A.DrinkB.TodrinkC.DrinkingD.Havingdrinkingme,anddon’tjuststandtherelaughing.A.AnswerB.ToanswerC.

D.TobeAnsweringansweringD.Tobeme,andthentrytocopywhatIdo.A.WatchB.WatchingC.TowatchD.Havewatchingthroughthisbookandtellmewhatyouthinkofit.A.LookA.LookLookinglook itwithmeandIA.LeaveLeavingleaveToHavinglookedllseewhatIcando.IfyouWhenleft注：有时可能不用连词，而用破折号（答案均选B,填空句为祈使句）。如:B.C.D.Todowntheradio—thebaby’sasleepintheB.C.D.ToA.TurningTurnTurnedturnsomeofthisjuice—perhapsyouwilllikeit.A.TryingB.TryC.TotryD.Havingtried以下各题也应选A,是因为句中的从属连词when,before,until等(填空句为祈使句)：leftwhenyougettotheendofthestreet.A.KeepB.KeepingC.TokeepD.Keptyouhandoveryourmouthwhenyoucough.

A.PutPuttingputB.C.ToD.Tobeputting himenoughtimetogethomebeforeyoutelephone.A.GivegiveGivingB.ToC.D.Given untilthelightshaveturnedtogreen.A.WaitwaitWaitingB.ToA.PutPuttingputB.C.ToD.Tobeputting himenoughtimetogethomebeforeyoutelephone.A.GivegiveGivingB.ToC.D.Given untilthelightshaveturnedtogreen.A.WaitwaitWaitingB.ToC.D.Havingwaited(5)thepiecesofclothwith