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Unit 7 W hat’s the highest mountain in the world?

重难点解析和练习附参考答案

一、重点短语

1. as big as 与……一样大

as…….as 与…..一样(形容词 副词) 同级比较 中间加形容词副词原型 2. one of the oldest countries 最古老的国家之一 one of +the 形容词最高级+可数名词复数 最……之一 3. feel free to do sth. 随意地做某事

4. as far as I know 据我所知 （可用在作文当中发表自己的观点） In my opioion 5. in the world 在世界上 同义短语有： all over the world around the world throughout the world

6. any other mountain 其他任何一座山 7. of all the salt lakes 在所有的咸水湖中 8. run along 跨越… … 9. freezing weather 冰冻的天气 10. take in air 呼吸空气

11. the first people to do sth. 第一个做某事的人 12. in the face of difficulties 面临危险 13. give up doing sth. 放弃做某事 14. achieve one’ s dream 实现某人的梦想

15. even though 虽然;尽管= even if as if= as though好像 16. be awake 醒着 wake up 醒来， 叫醒 17. run over with excitement 兴奋地跑过去 18. walk into sb. 撞到某人 19 fall over 摔倒

20. take care of 照顾;照料=look after= care for take care 当心，保重 21. every two years 每两年 表频率 相当于 once two years 二、知识点详解

1. Feel free to ask me anything on today’s Great Wall tour.

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在今天的长城游中，大家尽管问我任何问题，不要拘束。 feel free 是英语口语中一个常用表达。若有人让你 feel free to do something, 就 是让你无需拘束，只管按照自己的意愿去做某事。

e.g. A: Can I use your bathroom? 我可以用一下你的卫生间吗？

B: Yes, feel free. 可以，请随意。

2. As far as I know, there are no man-made objects as big as this. 据我所知，再没有像它这样大的人造物体了。 as far as I know 是一个固定的表达方式， 还可以说 so far as I know, 意思是―据我所知。 e.g. They’re not coming today, so far as I know. 3. achievement n. 成就；成绩

e.g.We felt a great sense of achievement when we reached the top of the mountain. 当我们到达山顶的时候，我们有一种巨大的成就感。 ? achieve v. 达到；完成；成功

e.g. He will never achieve anything if he doesn’t work harder. 4. southwestern adj. 西南的；西南方向的 、

e.g. Is this Southwestern Airline? 这是西南航空公司吗？

5.include v. 包含；包括 e.g. Her hobbies include swimming and gardening. 6. condition n. 条件；状况 e.g. The piano was in good condition. 7. take in 吸入；容纳 e.g. Fish take in oxygen through their gills.

Take 常见短语： take off _________ take out___________take away______ take care_______take up__________take after__________ take care of_____________ 8. succeed v. 实现目标；成功 ? 常用短语：succeed in doing sth.

e.g. Police have finally succeeded in solving the mystery. ? Succeed词性转换

success______________uccessful_______successfully_________ 8. challenge v. & n. 挑战；考验

e.g. The job doesn’t really challenge him. 这项工作不能真正的考验他。

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9. in the face of 面对（困难、问题等）

e.g. In the face of difficulties, he’s completely unafraid. 。 10. force n. 力；力量

e.g. The thief took the money from the old man by force. 11. One of the world’s most dangerous sports is mountain climbing, … one of + the + 形容词的最高级 + 复数名词‖，意为―最……之一 eg: Miss Wang is one of the most popular teachers in our school.

12. It is also very hard to take in air as you get near the top. It is + adj. + to do sth.， Eg: It’s very difficult to climb Qomolangma.

13. Even more serious difficulties include freezing weather conditions and heavy storms.

? difficulty 既可作可数名词也可作不可数名词。作可数名词时通常用复数，表

示具体概念，

? 即：各式各样的 ―困难，难题，难事，如： He’s having financial difficulties. ? 作不可数名词时，译作―困难，艰难，幸苦，如： She had great difficulty in

understanding him.

常见短语有：have difficulty in doing sth 在……方面有困难

14. The spirit of these climbers shows us that we should never give up trying to achieve our dreams.

? give up 意为―放弃‖，后面可以接名词、代词或 v-ing 形式作宾语。 【注意】 如果其宾语是名词，那么名词可以放在 give 和 up 之间，也可以放在 up 之后；如果其宾语是代词，那么代词只能放在 give 和 up 之间。 Eg. Although English isn’t easy to learn, I won’t give it up. 15. Why do so many people try to climb this mountain even though it is dangerous? even though 用作从属连词，意为―即使；尽管‖，相当于 even if，引导让步状语 从句，一般不与并列连词 but 连用。 Eg: Mr. Wang will come on time even though it rains.

16. …they run over with excitement and some of them even walk into their friends and fall over! run over 跑上前去

e.g. She ran over to say hello, but I didn’t recognize her.

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