If some examples are given , it would be great作者: halo 时间: 2010-1-21 13:18
hello,zhycomeon,we will take your advice into consideration,and now I think you can list some example by yourself to practice what you learned. 2#zhycomeon作者: kkdashe 时间: 2010-1-31 21:39
1.She must / may / might / could arrive before 5.
2.We used to grow beautiful roses.
I asked if he would come and repair my television set.
3.She dare not say what she thinks.
They need not have been punished so severely.
4.Still, she needn't have run away.
情态助动词之间是相互排斥的,即在一个限定动词词组中只能出现一个情态助动词,但有时却可以与have和be基本助动词连用:
You should have washed the wound.
Well, you shouldn't be reading a novel.作者: hwkenan 时间: 2010-9-16 18:32