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