Before he came , I’d finished ___ the whole book. A. to read B. to have read C. reading D. read 相关知识点: 试题来源: 解析 56. had→had to 57.去掉with 58.√ 59. Thing→Things 60. have→are 61. liked→like 62. reach→to reach63. invention→inventions 64. away后加fr...
She seemed to have read the book before,seemed可以换成seems,为什么 She seemed to have read the book before这个句子中seem为啥加要ed he pretended to have read the book before 有三个问号哦 Before he came,I,d finished___the whole book.A to read B to have read C reading D read 哪个 选...
(3)The holiday came to the end before I knew it. (4)He almost knocked me down before he saw me. 2.主句谓语动词强调动词的迟缓性,只用before,常伴有时间段状语或时间段暗示。例: (1)It was quite some time before he found the elephant at all. (2)We had walked a long way before we ...
By the time you came back, I had finished this book.到你回来时，我已经写完这本书了。By the time you come here tomorrow, I will have finished this work. 你明天来这儿的时候，我将已经完成此工作了。由each time, every time等引导的时间状语从句。例如：Each time he came to Harbin, he would...
He was never late before.过去他从不迟到。Have you two met before?你们两人以前见过面吗?conj.1. 在...以前Get out before I call the police.滚开,否则我叫警察。I'd die before I'd tell.我宁死也决不会说出来。Check it carefully before you hand it in.交来之前仔细核对一下。prep.1. [...
1. 用法区别：- "before"表示在某个时间、事情或事件之前发生。例句：I wake up before sunrise.（我在日出前醒来。）- "until"表示某一时间之前一直持续或发生。例句：She waited in the lobby until he arrived.（她在大堂等待直到他到达。）2. 使用环境区别：- "before"常用于描述时间的先后...
1III.语法练习(I)用所给词的正确形式填空1. He had been waiting (wait) for two hours before his mother came back home.2. I'm tired. I have been working (work) the whole morning.3. I will be attending (attend) a conference at this time tomorrow.4. When Alice woke up, she did no...
当表示…的时候可以和when互换。 例句：I will leave by the time you arrive.等你到了我就走，可以用when代替。when和by the time引导的时间状语从句。1、by the time：到…时候为止指从过去某一点到，从句所示的时间为止，这一时间段。例句：By the time she got up, her brother had already...
An amateur naturalist came across a new species of orchid ___21___ other flowers in Tokyo. Scientists also found the flower elsewhere in other districts, an indication that the new species ___22___ deserve further...
It was not long before the whole country rose up. 不久全国人民奋起反抗。 三、下列情况一般使用until 1.主句是持续性谓语动词时,肯定,否定都可以,但意义完全不同,肯定表示动作终止,而否定表示动作开始。For example: 1)We discussed the problem until/before he came back. 我们一直讨论到他回来。