高三英语单选题1.___________;wehadtoputthemeetingoff.A.BecausethemanagerwasillB.ThemanagerbeingillC.ThemanagerwasillD.Beingill为何?2.---Didyourfathercomebackearlylastnight?---Yes.Itwasnotyeteighto'clock________

　　高三英语单选题

　　1.___________;wehadtoputthemeetingoff.

　　A.Becausethemanagerwasill

　　B.Themanagerbeingill

　　C.Themanagerwasill

　　D.Beingill

　　为何?

　　2.---Didyourfathercomebackearlylastnight?

　　---Yes.Itwasnotyeteighto'clock________hearrivedhome.

　　A.beforeB.whenC.thatD.until

　　为何?

　　为何不能用not...until结构,这句话不就是他到家时8点还不到?

　　3.---Whatisitabouteatingontherun_______somanypeoplefindappealing?

　　---Ofcourse,themostobviousansweristhatfastfoodisfast.

　　A.thatB.whichC.whatD.how

　　这题答案是A,答案就解释说这句话是个强调句.

　　可是我知道强调句型是Itis...that...,但是这句话把what加在开头,我就看不明白了,为何可以加一个what?