麻烦给我详解(括号内为答案）1.(C)Ilivewithmysisterthissummeranddidn'thavetopaytherent.SoIsavesomemoney.A.couldB.wouldC.wasabletoD.should(为什么不选A)2.(A)Youpaytoomuchattentiontoyourreadingski

Question

麻烦给我详解(括号内为答案）
1.(C)I live with my sister this summer and didn't have to pay the rent .So I ____ save some money.
A.could B.would C.was able to D.should
(为什么不选A)
2.(A)You ____ pay too much attention to your reading skill,as it is so important.
A.cannot B.should C.must D.needn't
(为什么不选D)
3.(C)____,it would be silly to argue any longer .(翻译）
A.was that ture B.If was ture
C.Should that be ture D.Could that be ture
(为什么不选B）
4.(D)——Must I renew the book now?
——No,you ____.You _____that earlier.
A.mustn't;should have done
B.needn't;should do
C.may not;ought to do
D.don't have to;ought to have done
(为什么不选第一个空needn't)
5.(A)---George and Lucy got married last week,Did you go to their wedding?
---No.I____.
A.was not invited B.have not been invited
C.hadn't invited D.didn't invited
(为什么不选B,不是已经完成了吗?)
6.（B)I promise that the matter will_____.
A.be taken care B.be taken care of
C.take care D.take care of
(为什么不选A)

Answer 1

cannot是肯定不能.而needn't是不需要.
3.Should that be ture 是"如果真是这样"的意思 而B没有主语你看问句,它是一个过去式的被动语态才对.
6.take care of是一个固定搭配.cannot是肯定不能.而needn't是不需要.
be able to是客观的,can是主观的