问题 关于significant和obvious的区别

请问什么时候使用significant，什么时候使用obvious1. It is significant/obvious that he changed his will only days before his death.2. It's the first drug that seems to have a very significant/obvious effect on this disease.

问题 反义疑问句的回答

...”，改如何回答？（是No, there wasn't.吗？）2. He was unhappy to have a boy, was he?如果事实是“不高兴”，该如何回答？（是Yes, he was.吗？）3.以上两个问题的回答是否说明把nobody当作否定，而unhappy不是否定？

问题 介词短语by...可以做同位语吗

He attempted to come across as America's “everyman” president in a very modern way — by working at McDonald's. 句子破折号后面的是同位语还是方式状语？怎么理解？

问题 翻译:By power is meant the rate of doing work.

问题 改错：There are six children on board of the ship.

问题 one-half of 1 percent的用法疑问

请问这里为什么连用了两个百分比表达？直接说百分之零点五不行吗？ 我不是很懂橘色划线部分。百分之一的一半不就是百分之零点五吗？为什么不能直接这么说呢？

问题 on board a ship=on a ship board 吗

One such meeting was being held on board a ship on day.老师，on board a ship=on a ship board吗，还是on board=on a ship省略了都可以？

问题 好题分享(35)：much 可以修饰可数名词吗

An airplane passed overhead on its course to Miami and he watched its shadow scaring up the schools of flying fish.“With so much flying fish there should be dolphin,” he said. 背景介绍：此句出自海明威的《老人与海》，根据上下文，此处flying fish 指的是飞鱼，因此...

问题 On the western side of the lake做主语谓语动词用单数还是复数？

湖的西侧是著名的鸟岛，吸引着来自世界各地的观鸟者。 On the western side of the lake are well-known bird island,which attract birdwatchers from across the globe.为什么用are而不是is.

问题 see a film与watch a film（看电影）的区

see a film 和 watch a film 都可以表‍‍示“看电影”，它们有区别吗？有些书上说，表示“看电影”习‍‍惯上要用 see a film，但事实上 watch a film 的用法也很多。请专家老师解释一下，谢谢！

问题 Being an irreplaceable part of the world energy ma

Being和as有何不同，可以互相转换吗

话题 主谓一致中主语有类似tons of的数量词修饰时谓语动词的选择

问题 as a class和as a group的翻译与用法

As a class, discuss what topics should be presented for a play about parent-child relationship.As a group, write your play.这是高中英语新教材译林版必修1第2单元的句子(p27)。这是教材上的句子，不太理解as a class和as a group的意思。求专家讲解！另外，介词...

问题 情态动词(should, would, might)

I didn't send out my application form last week,but            .A.had B.would    C.should have    D.might have to请老师详细讲解这道题，谢谢老师啦!

问题 英语句子成分分析（buy sth for sb）

I am going to buy a gift for her.for her 是状语？定语？间接宾语？