would have been为什么不能用在这里?

来源：学生作业帮编辑：拍题作业网作业帮分类：英语作业时间：2024/05/21 03:26:30

would have been为什么不能用在这里?
Without electricity human life ________ quite different today.
A.is B.will be
C.would have been D.would be
答案为什么是D而不是C?
would have been不是应该表示应该发生而没有发生的事情吗?
用在这里怎么不对?

would have been表示的是对过去的虚拟,而 would be 则是对现在或将来的虚拟,本句的意思是“如果没有电,人类现在的生活会是大不相同的”,这里指的就是目前的情况,所以只能用would be.

would have been为什么不能用在这里? 这里为什么都用would阿不能用will么 The Smiths (have been living) here for ten years 为什么不能用 have 英语：这里为什么要用have been You have been so nice to me为什么不能用you are so nice to me? we have never heard such wonderful news.为什么这里不能用such a 为什么这里不能用should do it? 为什么never不能用在have开头的疑问句中火车在这里停留了两个小时 the train has been here for two hours中不能用stop would have been 造句在英语时态中,为什么完成时中只能用have/has/had而不能用be 动词? I have been playing computer since I was 5.这里为什么用was不应该有beca