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"是ThErE hAvE还是ThErE hAs BEEn grEAt ChAngEs

There have还是There has been great changes 有还是已经有很大的变化

Have there been great changes in our town since 2000? Yes, there have. 希望能帮到你,祝更上一层楼O(∩_∩)O 有不会的欢迎再继续问我(*^__^*)

选 A have been 因为后面的时间词 since 1979,表示的是从1979年以来,所以用完成时。 而主语 great changes 是复数,所以用 have been。

B

Great Changes in My Hometown I used to live in a small town with trees all around. There was no tall building and the only street was narrow. Just outside the town, there was a river. You can see different kinds of fish swimmi...

C 试题分析:句意:我们的城市在过去的十年里,已经有了巨大的改变。There be句型表示某处有某物,have表示某人有某物。根据题意,在过去十年中我们城市发生的巨大变化,因此用there be句型完成时态形式,故选C

B 考查时态语态及动词辨析。happen 为常用词。用于表明偶然发生的,没有预料到的事情。take place 为正式用语。用于表明按照计划,安排发生的事件。另外:happen 与 take place 通常都没有被动语态。句意:你的家乡发生了什么?——我的家乡近来...

这个是定语从句. 如果要用since then的话,那么就要在逗号后面加个and。这里定语从句的先行词是this year。如果你用since then的话那么逗号前后就是两个独立的句子,由于两个完整的句子不能直接用逗号分开,所以只能用since when, 把后面的那句...

等价于 my hometown___ great changes in the past few years 这样就比较清楚了,说的是(现在的)我的家乡在过去的几年里变化很大 b were说明的是一种事实,大家都知道事实是一个时间点的比如我的家乡过去很差 my hometown were very ... 但是不能...

我的变化 Great changes in my life As I learn more and grow up gradually, I change in many aspects. My teachers say I study harder and my parents say I am more sensible than before. As for me, I want to learn more in school and ...

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