1.The history professors were dealing wih these in historical ?A.sequence B.sccession C.series.D.success2.It is essential that he extracurricular activities.A.will participate B.participates C.participate D.shall participate3.He talked as if he the incident.A.had witnessed B.witnessed C.witness D.have witnessed4.Frankly speaking,I'd rather you anything about it for the time being.A didn't do B.haven't done C.don't do D.have done 这几题是我做错的,希望能给我讲解一下, 英语
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【答案】 1 A in sequence 固定搭配,按顺序,当中可以加形容词解释按.顺序
2 C it be essential that +原型虚拟
3 A 主句过去不虚拟,从句与过去事实相反的虚拟had done
4 A would rather sb did sth 与现在时间相反的虚拟用过去式