________，hehadnotimetorest.
A、Ashewastired
B、Ifhewastired
C、Tiredashewas
D、Nowthathewastired
句子写作：Iwasveryembarrassed.Ididn’tknowwhatIshoulddo.
He________hispoorjudgment________JetLag.
A、blamedfor
B、blamedto
C、blamedon
D、blamedat
A、InquiryintotheNatureofEvolution
B、StudyofEvolutionandEthics
C、EvolutionandEthicsandOtherEssays
D、StudyoftheSystemofLogic
A、严肃的书面语体
B、词汇含义相对单一并且固定
C、广泛使用被动语态
D、趋向于使用多重复合结构