Text A The Atlantic Ocean
搭配：
1. separate A from B 把某人;或某物分开/动词词组
2. keep sb. from doing sth. 使某人无法做某事;无法做某事/动词词组
3. on the average 平均;below/above the average 在什么的水平以下;上/介词词组
4. furnish sth for sb. 给某人提供某物/动词词组
5. pile up 折起，累计，若干车辆碰在一起/动词词组
语言点：
1. 本课带宾补的动词：make
e.g. make early sailors unwilling to do sth.(宾补)
Two things make the Atlantic Ocean rather unusual.
2. 形容词的特殊用法：
It is more than 4000 miles wide.(形容词后置)
On the average the water is a little more than two miles deep.
3. 形容词前有as，so，no，too，how等词时，不定冠词应置于形容词之后，如：
e.g. We couldn't do it in so short a time.
She is too kind a girl to refuse.
Aids is so terrible a disease.
He is too old a man to do that kind of job.
4. suppose +句子=表示一种假设
5. it takes/took +(某人)+多少时间+to do sth. 花了某人多少时间做某事。
It would take the ocean about 4000 years to dry up.
6. much可以用来修饰形容词的比较级。E.g. much better;much deeper.
7. raise为及物动词，后可以加宾语，e.g. raise the pay.(增加工资);rise为不及物动词(其后不能加宾语)，e.g. the sun rises in the east. 注：宾语为名词，代词，动词的-ing.
8. 在一般名词所构成的专有名此前需要加定冠词。
E.g. the Azores 亚苏尔群岛; the Atlantic Ocean 大西洋
9. for用来连接两个句子的时候为并列连词，表原因。
E.g. Here the water is quiet，for there is little wind.
10. In the days of sailing vessels the crew were afraid they would be becalmed here.主谓一致
11. so … that/ such …that 句型：太…+句子
e.g. We now have such fast ways of traveling that this big ocean seems to have grown smaller. 我们现在有太多快速的旅行方式，因此大西洋看起来好像小了很多。
So主要用来修饰形容词或副词;such 则最终需要修饰名词。
12. across为介词或副词，使用它时，句子中应该已有动词。
E.g Icebergs float down from the Far North across the paths of ships.
Cross为动词，作谓语或跟在动词不定式to 后面。E.g. Columbus sailed for more than two months to cross it.
Text B The Moon
搭配：
1. be kept tied to sth./sb. 离不开某人/紧紧的依附于某物
2. face towards sth./sb. 面向;face away from sth./sb. 背向
3. keep sth./sb. in mind 牢记于心
4. be lighted up by sth. 被什么照亮