Which of the following number sets has the property that the sum of any two numbers in the set is also in the set?
Ⅰ. Even integers
Ⅱ. Odd integers
Ⅲ. Composite numbers
D. Ⅰ and Ⅱ
E. Ⅰ and Ⅲ
一、先行词 + 关系词
Mount Everest is the highest mountain in the world. …………… 珠穆朗玛峰是世界最高峰。
|This is||an English book||whose||cover is red.||………….. 这是一本封面是红色的英语书。|
|Mount Everest||is the highest mountain in the world||that||is located in the area between … …|
世界最高峰珠穆朗玛峰位于尼泊尔和西藏的交界地区。（between Nepal and Tibet. ）
被修饰的词叫做先行词 Antecedent，引导定语从句的词叫 关系词 Relative。
汉语中的定语放在被修饰的词的前面，通常表示为 ” …… 的 …… 的 “ + 被修饰词。而英语中的定语从句恰恰相反，用于修饰作用的从句放在后面，被修饰词放在前面，它先行一步，称为先行词。
|物||which，that||which，that||whose， of which|
The only thing that I can do is to listen music. …….. 我唯一能做的事情就是听音乐。（that作宾语）
Dog is a kind of animal. + Dog is friendly and useful to human.
Dog is a kind of animal which is friendly and useful to human.
There is a young man. + The young man want to see you.
There is a young man who wants to see you. …………… 有位年青人要见你。（who作宾主语）
The man is a doctor. + I just spoke to the man.
The man whom I just spoke to is a doctor. …………. 刚才跟我说话的人是一位医生。（who作宾语）.
Lily is dancing. + Her dress is very beautiful.
Lily is dancing whose dress is very beautiful. ….. 莉莉在跳舞，她的裙子很漂亮。（whose作定语）
|地点（house、 school、 factory、 company、 city、 room）||where|
|时间（the day、a time、具体时间）||when|
This is the company where my brother works. ………… 这是我哥哥工作的公司。
I will never forget the day. + We have a good time on the beach at the day.
I will never forget the day when we have a good time on the beach.
The reason why Jack went to see Mr. King is he was late for school.
- For a given angle in a right-angled triangle, a trigonometric function equal to the length of the side opposite the angle divided by the length of the adjacent side.
- Let P be a point on a curve, the tangent to the curve at P is the line through P that touches the curve at P, but never cross or intersect the curve.