Ihavebeen!Why__B______Ithinkofthatbefore?A.don’t B.didn’t C.not D.do8.Timeismoney!Weshould___B_________ourtime.A.befitfor B.makegooduseofC.playapartof D.taketheplaceof9.eeded___________theexperiment.A.ofus,for B.atus,at C.tous,in D.forus,to10.Ofallthestorieshere,Ilikethisone___A_______.It’snotinterestingatall.A.spoken,written B.speaking,writtenC.speaking,writing D.speak,write11.Wemustmakeadifferencebetween____A______languageand_________language.A.spoken,written B.speaking,writtenC.speaking,writing D.speak,write12.Ithinkallthesearemainpoints___B________muchattention.A.beingworthyof B.worthyofC.whichworth D.whichworthyof13.They__B_____thetrainuntilitdisappearedinthedistance.A.saw B.watched C.noticed D.observed14.CanIgetyouacupoftea?________A___________________.that’sveryniceofyouwithpleasure