有must have been的用法么?虚拟语气里面?
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有must have been的用法么?虚拟语气里面?
Do you still remember when we went to the Great Wall?
I can't remember it well,but ____ sometime last autumn.
A it must have been
B it could have been
这题不能选A么,是没有这种用法还是意思有不对?
我看到语法书里有 主语+ would(could might should) +动词原型...没看到有must
Do you still remember when we went to the Great Wall?
I can't remember it well,but ____ sometime last autumn.
A it must have been
B it could have been
这题不能选A么,是没有这种用法还是意思有不对?
我看到语法书里有 主语+ would(could might should) +动词原型...没看到有must
![有must have been的用法么?虚拟语气里面?](/uploads/image/z/2223141-69-1.jpg?t=%E6%9C%89must+have+been%E7%9A%84%E7%94%A8%E6%B3%95%E4%B9%88%3F%E8%99%9A%E6%8B%9F%E8%AF%AD%E6%B0%94%E9%87%8C%E9%9D%A2%3F)
是意思不对,这种用法有
前句说“记不清了”,若选A,意思是“一定在去年秋天的某个时候”,有些前后矛盾
选B,表示“应该是”
补充一下,这里不是虚拟语气,只是情态动词表推断
前句说“记不清了”,若选A,意思是“一定在去年秋天的某个时候”,有些前后矛盾
选B,表示“应该是”
补充一下,这里不是虚拟语气,只是情态动词表推断