问题 laughter, laugh和laughing的区分

... man looked happy with laughter.laugh意为：the sound you make when you are amused or happy。laughter意为：the act or sound of laughing。laugh和laughter都可以作名词，都可为笑声的意思，句中的laughter是否可以改为laugh？另外，laugh为不及物动词，这里with后...

问题 非限制性分词短语可以修饰整个句子吗

Other strokes are caused by bleeding into brain tissue when a blood vessel bursts, known as a hemorrhagic stroke.请问老师：known as…分词短语表示形容词性功能，可以修饰前面整个句子吗？是否需要改为 which is known as a hemorrhagic stroke

问题 这句话为什么用不定式作后置定语

Towns also have their own special probelms.Here are some to be found in London now.这句话中为什么会用不定式作后置定语，而不是用过去分词作后置定语

问题 find in it sth 这样倒置的结构有什么作用

They  have salvaged a sunken boat and found in it 12 million pounds worth of gold and jewels.把find sth in it给倒置find in it sth，这样的写法只是习惯问题么，还是有什么特别的作用？

问题 that 省略的问题

原句：Smog choked our cities and rivers were so contaminated they regularly caught fire.请问老师这句话中 smog 后面是不是省略了一个 that, 然后 contaminated 后面也省略了一个 that.

话题 they went back home to America.

话题 as + adj as they can be

话题 状语前置the further up they go

话题 more than they came last year

问题 句子成分疑难(引导同位语从句的that可以省略吗)

...sp;avoid dramatic declarations on the chance they might be wrong.(1) 句中 the chance 和 they might be wrong 是什么关系？（是同位语关系吗？可是同位语从句中that不能省略。）(2) on the chance 在句中...

问题 为什么用how引导带主语从句的疑问句呢？

Annie, how does it not even cross your mind that you might want a future with someone? 本句是主语是主语从句吗？为什么用how引导疑问呢？谢谢老师

问题 There is,It is,This is,That is的区别

______ was not long before the whole country rose up.A.There    B.It    C.This    D.That为什么不选A？

问题 What do you suppose...选择题

There are some police cars in front. What do you suppose ____？ A. is the matter B.is happened C.is the wrong D.the trouble is请问这道题为什么不能选B或D？

问题 为什么这里用现在分词？

...ain it.我在牛津词典里面找到这样的例句:2.Many of these books are far removed from the reality of the children's lives.为什么这里例句2中用的是被动形式，而例句1却不行呢？

问题 sb is nice to talk to 的用法

Students are always nice to talk to.talk 后面没有宾语，to talk 前面是形容词，难道作形容词片语修饰students么。但这样距离也太长了。