英语选项中选出可以填入空白处的最佳选项16.Itisinthesouth-easternpartofthecountry,_____mostAustralianslive.A.whereB.thatC.whichD.what17.Althoughmostofthecontinent________extensiveplainsandnothinghills,therea

　　英语选项中选出可以填入空白处的最佳选项

　　16.Itisinthesouth-easternpartofthecountry,_____mostAustralianslive.

　　A.whereB.thatC.whichD.what

　　17.Althoughmostofthecontinent________extensiveplainsandnothinghills,therearealsospectacularforests.

　　A.consistsofB.isconsistedofC.consistofD.areconsistedof

　　18.Neitherthestudentsnortheteacher______anythingaboutthematter.

　　A.knowB.knowsC.havenotknownD.hasnotknown

　　19.Thetutoraccusedthestudentsofgreat________.

　　A.efficiencyB.inefficientC.inefficiencyD.efficient

　　20.Theyhadgoodreasontothinkthattheexperiencewasworth______.

　　A.totryB.triedC.tryingD.beingtried