【高一英语题5道6.Ifyouneedfurtherinformation,please____ouroffice.A.celebrateB.combineC.contactD.contain7.He____unwisely,buthewasatleasttryingtodosomethinghelpful.A.mayhaveactedB.musthaveactedC.shouleactD.wouldact8.】

　　高一英语题5道6.Ifyouneedfurtherinformation,please____ouroffice.

　　A.celebrateB.combineC.contactD.contain

　　7.He____unwisely,buthewasatleasttryingtodosomethinghelpful.

　　A.mayhaveactedB.musthaveactedC.shouleactD.wouldact

　　8.Theroomisinaterriblemess;it____cleaned.

　　A.can’thavebeenB.shouldn’thavebeenC.nustn;thavebeenD.wouldn’thavebeen

　　9.Ihavenotfoundmycellphoneyet.Infact,I’mnotsure____Icouldhavedonewithit.

　　A.whetherB.whyC.whatD.when

　　10.Ouruniversityhasanstudentexchange____withtheUniversityofWyomingintheUnitedStates.

　　A.invitationB.traditionC.adventureD.program每道题各项解释一下