高二精选单选1.---Iftheshopsoon,wewon'tbuythiskindofshoes.Shallwegoshoppingthisafternoon?---OK,can'tagreemore.A.hascloseddownB.isclosingdownC.closedownD.willclosedown2.BarrymusthavevisitedtheEiffelTowerbef

Question

高二精选单选
1.---If the shop _____soon,we won't buy this kind of shoes .Shall we go shopping this afternoon?
---OK,can't agree more.
A.has closed down B.is closing down C.close down D.will close down
2.Barry must have visited the Eiffel Tower before,_____he?
A.mustn't B.hasn't C.didn't D.needn't
3.The moment they heard the joke,all of them_______laughing.
A.burst out B.burst into C.burst with D.burst up
答者给出准确的答案,并有详细的语法解释与知识点
务必要语法点 不然我白问的

Answer 1

1.C这个句子为主将从现2.Bmustn't的意思是禁止的意思,一般很少用的.didn't用于一般过去式,而这个句子是现在完成时,所以不正确.needn't的意思是没必要做某事,若选择needn't,补充完整的后半句子就是Needn't he visit.....