Question

有5题关于虚拟和情态动词的题目急需求教！！！不胜感激！！

1，It has been announced that candidates__in their seats until all the papers have been collected.
A can B will C may D shall

2, If it were not for the fact that she__sing,I would invite her to the party.
A couldn't B shouldn't C can't D might not

3, Some women __a good salary in a job instesd of staying home,but they decide not to work for the sake of the family.
A would made B must make C could have made D should have made

4,Were it not for the snowy weather ,we __there by now.
A would get B would have got C have got D may get
老师，were it not for 不是与现在事实相反吗，为什么答案是B

Answer 1

第一句你少打了“be”吧？选D，表示要求、命令。
2.C 客观事实后面都是一般现在时。
3.C表示“本可以做而没做”
4.译为“如果不是因为大雪天，我们现在已经到了”。是和现实相反啊、前面是过去式、后面不就是完成时啊！

Answer 2

1 选D shall 坐在原位 直到试卷被收齐 表示应该、命令
2 for the fact 表示是事实 无需虚拟 选C
3 A 表示猜测
4 B 虚拟、表示对过去的猜测