The patient,who had been lying unconscious for weeks,finally came to.She is the only one alive.请问第一句话中的lying是形容词，为什么后面友加了一个形容词unconscious？第二句话中alive是形容词，为什么出现在了one后面？这是定语吗？这里分别是什么...
...面句子是对过去的虚拟还是对现在的虚拟?He talks as if he had known John since boyhood. 请问老师这句话中，虚拟语态是对过去的事情进行虚拟还是对现在的事情进行虚拟呢？现在有两种说法：对过去的虚拟；对现在hsa know John since boyh...
...在一般现在时，其它时态应该用have to代替。如过去时用had to，一般将来时用will have to。但今天做练习册时，我却发现一道题：
用情态动词填空：
--Must I return the book tomorrow?
--No, You _______.
句中 Must I return the book tomorrow? 是一...
In the late 1990s, the first web browsers made networks, which had been for science labs and the military, accessible to any of us, giving birth to the modern internet.其中which引导的非限制性定语从句怎么理解呢？
...sp;thousands of years. Most ancient cultures had weather gods, and weather catastrophes, such as floods, played an important role in many creation myths老师，这句话是weather catastrop...
I think the bird flies but the sea birds fly, is that no courage of the sea, years later I discovered, not the bird flies past, but not the other side of the sea, and had no wait...
...hing me, I was not afraid in the ordinary sense, as I would have been
if I had been alone 2.The bad news was that he
could be a very dangerous person he choose to be向刘老师请教，句子1中 would have been 后为何可以省略 afraid，句子2中choose to be 后为何可以省略 a very dang...
The evening conversation, when they were all assembled, had lost much
of its animation, and almost all its sense, by the absence of Jane and
Elizabeth.他们一家子晚上聚在一起聊天的时候，Jane和Elizabeth不在场，谈话就没有了活力，而且几乎是完全失去了意义。请...
The hole in the stratospheric ozone layer over Antarctica did not grow as fast this year as it did on average between 1991 and 2006.为什么从句不用过去完成式had done呢，表示过去的过去啊