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八下Unit 7
一、短语
make progress 取得进步
an unusual day 不寻常的一天
encourage sb to do sth 鼓励某人做某事
a couple of 几个
thousands of.. 数千的
on the one hand 一方面
on the other hand 另一方面
whether to do 是否做某事
all year round 全年
in spring 在春天
learn about sth. 了解有关......的情况
go somewhere different 去不同的地方
hear of 听说
with the development of... 随着...的发展
regard...as 把...视为；当做...
consider doing 考虑做某事
to be honest 老实说
check out 检查
clear out 清除
no longer 不再
as for 至于；对于
search for 寻找
单元知识点汇总
1. many times more than 比……多许多倍
2.weigh v. 重，有……重/称……的重量
die v. 死亡
4. fall-fell-fallen
5. awake adj. 醒着的---asleep（反义）
6.prepare
7.every two years 每两年
8.Research
9. succeed v.实现目标；成功
10.force n.力；力量考v.迫使；强迫
11.awake: adj.醒着的
讲解版
1. many times more than 比……多许多倍
A+倍数(once/twice/three times…many times)+比较级+than+B
A+倍数+as + adj./adv.（原级）+B
2.weigh v. 重，有……重/称……的重量
n. weight 重量
3.die v. 死亡 adj. ________ n.___________
die from 因……而死（多死于事故等外因）
die of 因……而死（多指疾病，年老等内因）但表示因病而死时die from=die of
4. fall-fell-fallen
fall over (不及物短语) 跌倒，摔倒
fall off=fall down from 从……跌倒
fall into the river 掉进河里
5. awake adj. 醒着的---asleep（反义）
wake v.
wake up 醒来；苏醒
6.prepare v.
prepare+to do 准备去干什么
prepare for…为…做准备
be prepared for= be ready for
7.every two years 每两年
every +基数词/few+复数名词 “每……”提问用how often
8.Research
n 研究，调查
v研究，调查
9. succeed v.实现目标；成功
fail v.失败
succeed to do sth.或succeed in doing sth.成功做某事
succeed in sth. 在某方面成功
10.force n.力；力量考v.迫使；强迫
意为“部队，武装力量”时，是可数名词，常用复数形式；
意为“力量；武力”时，是不可数名词。
force sb.to do sth.迫使某人做某事
11.awake: adj.醒着的
asleep: adj.睡着的 wake up:叫醒
sleepy (adj. 打瞌睡的)
sleep (v. 睡觉)
asleep (adj. 睡着的)
awake (adj. 醒着的)
三、单元语法
常见的表示比较的结构
表示比较的结构的近义转换more.. than...,less...than...与not as/so...as...相互转换。
比较级和最高级的相互转换:“比较级+ than +any other +可数名词单数”或“比较级+ than + the other +可数名词复数”可表示最高级。
比较级的两种特殊用法
"比较级+and +比较级”(适用于不需要在前面加more变比较级的词)或“more and more +原级”(适用于需在前面加more变比较级的词)结构表示事物:特征的递进，意为“越来越.....
"the+比较级，the +比较级”结构意为“越...，越.....
形容词最高级的两种特殊用法
"one of +the +形容词最高级+可数名词复数”意为“最......的......之.一”。
"the +序数词+形容词最高级+可数名词单数”意为“第几最......的.......
练习
单项选择
1．I think swimming is ________ than running.
A．exciting B．more exciting C．most exciting D．the most exciting
2．If you want to ________ great success in you work, you need to work hard.
A．accept B．achieve C．arrive D．appear
3．All the four people died ________ the car accident.
A．across B．during C．from D．through
4．She was ready to ________ her life to save her own country.
A．raise B．remind C．realize D．risk
5．—Quan Hongchan did a really good job in the Olympics. I think she will be better in the future.
—I think so. ________ you work, ________ you will be.
A．The harder; the more luckier B．The hardest; the luckier
C．The harder; the luckier D．The hardest; the more luckier
6.The Chinese scientist Tu Youyou ________ in winning the Nobel Prize in 2015.
A．succeeded B．success C．successful D．successfully
7.—Don't give up ________ to achieve your dreams. —OK.I will try my best.
A．try B．trying C．to try D．tried
8.People should know the ____ of protecting the environment.They should take action to save our planet.
A．condition B．force C．tour D．importance
9.—What does his uncle do —________ I know，he is a doctor.
A．As well as B．As far as C．As soon as D．As long as
10.—Feel free ________ me if you have any problem. —That's very kind of you.
A．ask B．asks C．to ask D．asking
二、用所给词的适当形式填空
1．Tom is ________ (young) than any other student in his class. So he is ________ (young) in his class.
2．Li Ming is one of ________ (clever) boys in our class.
3．The sun is ________ (bright) than all the other stars because it is ________ (near) to the earth.
4．The earth receives ________ (little) heat from the sun in winter than in summer.
5．He said that it was ________ (happy) day in his life.
6．It will be even ________ in Yangzhou tomorrow. (snowy)
7．Amy enjoys singing for people better than ________ (tell) funny jokes.
8．—Who is ________ (outgoing), Tina or Tara —I think Tina is.
9．It’s much _________ (safe) to go across the road when the traffic lights are green.
10．In the future, there will be ________ (little) fresh water because there will be more pollution in the sea.
三、根据汉语提示写单词
1．How big is the Pacific________(海洋)
2．The lake is about 800________(平方)kilometers．
3．Which is the biggest________(沙漠)in China
4．Children’s pressure________(包括)much homework，out-of-school activities．
5．The______(力量)of nature is so great that sometimes humans seem to be too small．
6. Russia has the biggest ____ (人口)in Europe.
7. I’ll go there according to the weather________(条件；状况)
8. Each student should learn to ____ (保护)the wild animals.
9. She was very anxious to get away from cities and back to ____ (自然).
10. The ____ (政府)is making laws against water pollution.
四、句型转换
1. Tom is young. Mark is younger than Tom. Fred is younger than Mark.(合并句子)
Fred is the_________ _________ all the three.
2.I have waited for the bus for twenty minutes.(对画线部分提问)
_________ _________ have you waited for the bus
3.Kate is the cleverest girl in her class.(改为同义句)
Kate is cleverer than_________ _________ girl in her class.
4.Greeting each other with a smile is necessary in our daily life.(改为同义句)
_________ is necessary_________ greet each other with a smile in our daily life.
5.The pencil box is 25 yuan.(对画线部分提问)
_________ _________ is the pencil box

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