【1.____togiveupsmoking,hethrewawayhis____cigarettes.A.Determined;remainingB.Determined;remainedC.Determining;remainedD.Determining;remaining为什么不选C?而选A2.Atthebenginningoftheclass,thenoiseofdesks____couldbeheardoutside】
1.____togiveupsmoking,hethrewawayhis____cigarettes.
A.Determined;remainingB.Determined;remained
C.Determining;remainedD.Determining;remaining
为什么不选C?而选A
2.Atthebenginningoftheclass,thenoiseofdesks____couldbeheardoutsidetheclassroom.
A.openedandclosedB.tobeopenedandclosed
C.beingopenedandclosedD.toopenandclose
为什么不选A,B而选C?
3.Hepackedallthethingsintoasuitcase,____.
A.beanxioustoleaveB.anxioustoleave
C.tobeanxioustoleaveD.beinganxioustoleave
为什么不选D而选B?
4.Thereturnsofsnowandfreezingweatherinthesouthblockedabout14000kmofroads,____morethan12000passengersonsundayalone.
A.todelayB.delaying
C.havingdelayedD.delayed
为什么不选C而选B?