找出句子成分和其中的知识点,感激不尽.1.AnexcellentexampleofthishappenwhenBritainandChinaworkedtogethertobringtheMiludeerbacktoChina.2.ThatishowtheMiludeerdisappearedfromChina．3.Luckilybeforeallofthemw

Question

找出句子成分和其中的知识点,感激不尽.
1.An excellent example of this happen when Britain and China worked together to bring the Milu deer back to China.
2.That is how the Milu deer disappeared from China．
3.Luckily before all of them were killed,somre taken to Britain to improve the environment of the beautiful park which belonged to the Duke of Bedford（贝德福特公爵）

Answer 1

主胃结构 后面加了一个when引导的时间状语从句 状从后跟了一个to bring表目的

知识点 happen 发生主语为物 sth happen （to sb ）     bring back 带回

2.be 动词后跟一个how引导的表语从句     disappear from 从哪里消失

3.luckily 修饰整个句子  before引导时间状语从句 在...之前    some are taken 被动语态 一些人被带到   后面跟一个to improve表目的 带去不列颠为了改善公园环境    park后面跟了一个which引导的定语从句   sth  belong  to sb  属于