关于shall,will,would,should的问题!shall,will,would,should中谁是谁的过去时?还有说一下他们人称

关于shall,will,would,should的问题!shall,will,would,should中谁是谁的过去时?还有说一下他们人称 他们的区别:shall (should),will (would) 关于would和will 关于should wouldOf course,nobody ever thought the prime minister's job shall be easy.A.would B.could C.will D should答案是选择A,我选择D有什么不对呢? Will would; shall should ;can could区别和用法 would 和should; shall和will 怎么区别运用, Let's的反意疑问句Let's go for a walk,( A.shall weB.will youC.let usD.would you 76. ________ I close the window? It's so cold here. 　　A. Will B. Do C. Would D. Shall为什么选D不选C啊...不解... It's cold here.-------- I switch on the heating?A.Should B.Shall C.Would D.Will答案为什么是B Let's piay tennis,____?A.will you B.shall weC.will weD.shall you who would like to go fishing with me?I _____ A will B would C shall 过去将来时中,是will(shall)的过去式+动词原型.will是would,那shall是?should? ____we get___food?No,Let's have some drink A.Would,some B.Would,any C.Shall,some D.Shall,any 几个英语问题..关于情态动词的1.will,would,shall作为情态动词时的用法2.can have done 的意思3.can be 能表示推测吗4.would like to,should like 5.By no means________misunderstand youA.could we B.shall weC.we shall D.we can he said that he _the book for 5dollars.1 would sell 2 will sell 3 shall sell 4 is sellinghe said that he _the book for 5dollars.1 would sell 2 will sell 3 shall sell 4 is selling where's george ---perhaps he _to the toilet1went 2 has gone 3goes 4 is Let's go to play football,shall we?中shall we能换成will Let's play volleyball,shall we/will you/do you?应该用shall shall,must,will,would,can,could,委婉程度怎么样,是不是用can最委婉,那shall呢