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1、Undoubtedly,itsparedittmanyofthepitfallsoflongandlargemeetings.2、Designandprocessoftheextruderforhot-meltadhesivesheetsweredescribedbriefly;extrusiontechnologywasintroducedittdetails;andseveraldet...
1、Undoubtedly,itsparedittmanyofthepitfallsoflongandlargemeetings.2、Designandprocessoftheextruderforhot-meltadhesivesheetsweredescribedbriefly;extrusiontechnologywasintroducedittdetails;andseveraldet...
問題詳情:---HasSamfinishedthishomeworktoday?---Yes.He itthismorning.A.did B.hasdone C.wasdoing D.haddone【回答】A知識點:動詞時態與語態題型:選擇題...
問題詳情:單項選擇—Howlongdoesittakeustogotoyourhometownfromhere?—Ittakesus_________hourormoretogotomyhometownby_________train.A.an;a B.a;an C.an;/ D.a;/【回答】C知識點:冠詞題型:選擇題...