2017八年级下册英语第七单元知识点
总在鼓舞自己，要成功就得努力。想要英语拿下高分，平时就得多总结每个单元的知识点。下面由本站小编为你整理的八年级下册英语第七单元知识点，希望对大家有帮助!
重点短语
1. as big as 与……一样大 2. one of the oldest countries 最古老的国家之一
3. feel free to do sth. 随意地做某事 4. as far as I know 据我所知
5. man-made objects 人造物体 6. part of... ...... 的组成部分
7. the highest mountain 最高的山脉 8. in the world 在世界上
9. any other mountain 其他任何一座山
10. of all the salt lakes 在所有的咸水湖中
11. run along 跨越… … 12. freezing weather conditions冰冻的天气状况
13. take in air 呼吸空气 14. the first people to do sth. 第一个做某事的人
15. in the face of difficulties 面临危险 16. give up doing sth. 放弃做某事
17. achieve one’ s dream 实现某人的梦想 18. the forces of nature 自然界的力量
19. reach the top 到达顶峰 20. even though 虽然;尽管
21. at birth 在出生的时候 22. be awake 醒着
23. run over with excitement 兴奋地跑过去 24. walk into sb. 撞到某人
25. fall over 摔倒 26. take care of =look after照顾;照料
27. every two years 每两年 28. cut down the forests 砍伐森林
29. endangered animals 濒危动物 30. fewer and fewer pandas 大熊猫越来越少
31. be in danger 处于危险之中
32. the importance of saving these animals 拯救这些动物的重要性
八年级下册英语第七单元知识点2重点句型
1. It is +n/adj. + (for sb. ) to do sth.
It is also very hard to take in air as you get near the top.当你接近山顶时，连呼吸都会困难。
2. . . . is because...
One of the main reasons is because people want to challenge themselves in the face of difficulties. 其中的一个主要的原因是人们想要在面临困难时挑战自己。
3. . . . show(s) that...
The spirit of these climbers shows us that we should never give up trying to achieve our dreams. 这些登山者的精神向我们证明：为了实现我们的梦想，我们永远都不应该放弃尝试。
4. How high/ deep/. . . is ... ?
How high is Qomolangma?
珠穆朗玛峰有多高?
5. Although. “ ，…
Although Japan is older than Canada，it is much smaller.
虽然日本比加拿大有更悠久的历史，但是日本比加拿大小多了。
6. sb. spend time/money doing sth. Sb spend time /money on sth.
Adult pandas spend more than 12 hours a day eating about 10 kilos of bamboo.
成年大熊猫一天要花1 2 个多小时的时间吃大约10千克竹子。
八年级下册英语第七单元知识点3句子语法
1. The elephant weights many times more than this panda. 这头大象的重量是这只熊猫的很多倍。
【解析1】weigh v 称……的重量 → weight n 重量
【记】 She weighs herself every day and wants to lose weight.
【解析2】time ①“是......的几倍”
主语 + 数词 + times + as +形容词+ as +被比较的内容 Our new school is four times as big as the old one.
②“次数” 一次 once 两次 twice 三次及三次以上 ：基数词 + times three times 三次 three or four times 三到四次
【短语】many times 很多倍 last time (在)上次……时 every time 每次/每回…… each time 每当……时
the first time 第一次……时 next time (当)下次……时
【句型 】
It’s time for sth . 或 It’s time ( for sb . ) to do sth . 意为：该是……的时候了
It’s time for dinner . 该是吃晚餐的时候了。
It’s time for children to go to bed . 是小孩睡觉的时候了。
【2012浙江杭州2】We have two ears and one mouth so that we can listen _____ we speak.
A. as twice much as B. twice as much as C. as much as twice D. as much twice as
birth, a baby panda is about ___ to ____ kilos.
刚出生的小熊猫幼崽约___到 ____公斤。
【解析】at birth 出生时 (用作时间状语)___________(出生时)， a baby panda is about 20cm long.
give birth ( to sb/ sth) 生孩子;产仔
A panda can live up to ___ to ____ years. 一只熊猫活____ 年到____ 年
【解析】up to 高达
up to +数量词 达到 (某数量、程度等);至多 I can take up to four people in my car. 直到 (现在)
Up to now , Tony has been very quiet. be up to sb. “由某人决定”
— Shall we go out or stay in ? — It’s up to you.
4. Lin Wei and the other panda keepers are preparing the milk for the baby pandas’ breakfast.
林微和其他熊猫饲养员们正在给熊猫幼崽准备牛奶作为早餐。
【解析1】the other 其他的 (指两个事物或两个人中的“另一个”， 后接名词时，表示“其他的人或物”;
One.... The other ... (两者中)一个......， 另一个........
the others=the other +复数名词
the other的复数形式是the others “其他东西，其余的人”。特指某一范围内的“其他的(人或物)”。
Two boys will go to the zoo, and the others will stay at home. 两个男孩将去动物园，其余的留在家里。
【2013孝感3】22. My family has two dogs. One is white, ________ is black.
A. other B. another C. the other D. others[来源:学
【解析2】prepare…for… 为……准备……
1). prepare sth.表示"准备......"，后接名词或代词作宾语。
Our English teacher was preparing the lessons when I came into the office.我进办公室时，我们的英语老师在备课。
2). prepare to do sth.表示"准备做......"。
They were preparing to cross the river when it began to rain. 他们正准备过河，突然下雨了。
3). prepare for sth.表示"为......做准备"。
The students are busy preparing for the final exam.学生们正在准备期末考试
5. At 9:00 a.m, they find that most of the babies are already awake and hungry.
上午9:00的时候，他们发现大部分熊猫幼崽已经醒来并且饿了。
【解析】awake adj. 醒来 (反义词)asleep 睡着的 She was awak all night.
V. 唤醒;使醒来 = wake up The noise awak me.
【2013江苏苏州】 Do you lie __________ (醒着的)at night，worrying about things?
( ) He fell ____ early last night, and he was ___ early this morning.
A. sleep; wake B. asleep; wake C. asleep; awake D. sleep ; awake
