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人教版期末复习八年级下册7-8单元知识汇总及练习
短语
1.on page 25 在第25页
2. the back of the book 书的背面
3. hurry up 赶快;匆忙
4. in two weeks 在两周之内
5. go out to sea 出海
6. an island full of treasures 一个满是宝藏的岛屿
7. w rite about 写作关于……的内容
8. finish doing sth. 做完某事
9. wait for another ship 等待另一艘船到来
10. learn to do sth. 学会做某事
11. run along 跨越……
12. freezing weather 冰冻的天气
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
重点句型
1.世界上最高的山是什么？
2.珠穆朗玛峰比世界上其他任何一座山都高。
3.中国有世界上最多的人口。
4.你读过《小妇人》了吗？ 读过。/不，没读过。
5.蒂娜读过《金银岛》吗？ 是的，读过。她认为这本书太棒了。
6.这头大象比这只大熊猫重许多倍。
7.其中一个人死了，但另外一个人跑向了我的房子。
8. 听汤姆乐队的音乐是醒来的一个好方法。
9.她逐渐意识到，事实上她是多么想念他们所有人。
10.加思是美国历史上最成功的音乐家之一。
答案
1.What's the highest mountain in the world 世界上最高的山是什么？
2.Qomolangma is higher than any other mountain in the world. 珠穆朗玛峰比世界上其他任何一座山都高。
3.China has the biggest population in the world. 中国有世界上最多的人口。 4.—Have you read Little Women yet 你读过《小妇人》了吗？ —Yes，I have./No, I haven't. 读过。/不，没读过。
5.—Has Tina read Treasure Island yet？蒂娜读过《金银岛》吗？
—Yes, she has. She thinks it's fantastic. 是的，读过。她认为这本书太棒了。
6.This elephant weighs many times more than this panda.这头大象比这只大熊猫重许多倍。
7.One of them died but the other ran towards my house.其中一个人死了，但另外一个人跑向了我的房子。
8. Listening to The Toms is a good way to wake up.听汤姆乐队的音乐是醒来的一个好方法。
9.She came to realize how much she actually missed all of them.她逐渐意识到，事实上她是多么想念他们所有人。
10.Garth is one of the most successful musicians in American history. 加思是美国历史上最成功的音乐家之一。
三、语法
（一）最高级的用法
1.（the + ）最高级 + in/of 短语
2. one of the + 最高级 + 可数名词复数 + in/of 短语
3. the + 序数词 + 最高级 + 可数名词单数 + in/of 短语
4. Which/Who … + _______________, A, B or C
（二）比较级变化规则
比较等级要变化，一般词尾加_______________
词尾若有哑音e，直接加_______________就可以
一辅重读闭音节，辅音字母要_______________
辅音字母加y结尾，要把y _______________
（三）现在完成时
1. 现在完成时是过去的动作或状态持续到现在并且已经完成，对现在造成的影响，可能持续发生下去。
基本句式结构为：
① 肯定句：主语 + have/has + 过去分词 + 其他.
② 否定句：主语 + have/has not + 过去分词 + 其他.
③ 一般疑问句：Have/Has + 主语 + 过去分词 + 其他
肯定回答：Yes, 主语 + have/has. 否定回答：No, 主语 + haven’t/hasn’t.
2. 现在完成时的用法
表示过去发生或已经完成的动作对现在造成的影响或结果。常和 just（刚刚），already（已经），yet（还，仍然），ever（曾经），never（从未），before（以前），so far（到目前为止）等连用。
现在完成时还可以表示过去某一时间开始并一直持续到现在的动作或状态，常与“for + _______________”或“since + _______________ / 从句”连用，这时要用延续性动词。
练习
单项选择
1．Lily is going to _________ Jimmy next month. Now it seems that everything is ready.
A．marry with B．marry C．get married with D．get married
2．I think it’s _________ silly to try to move the mountains.
A．a little of B．a bit of C．a lot of D．a little bit
3．—Jane Zhang is going to hold a concert here in July.
—Really ________ exciting news!
A．How B．What an C．What D．How an
4．—Is your brother in
—No. ________ he comes back, I’ll tell you.
A．As B．As soon as C．After D．Since
5．We’ll visit Shanghai this Sunday ________ it rains or it’s very hot.
A．since B．if C．unless D．until
6．—_________ you ________ these young trees
—Not yet.
A．Did; water B．Have; watered C．Are; watering D．Do; water
7．—Is your father at home now
—No, he ________ to Fan Changjiang Memorial with his friends.
A．has been B．has gone C．will go D．went
8．—May I speak to Mr. Lee
—Sorry, he ________ Harbin. He ________ the city for two days.
A．has been to; has been in
B．has gone to; has been to
C．has gone to; has been in
D．has been to; has been to
9．Henry speaks Chinese very well. He ________ in China since 2010.
A．has stayed B．stayed
C．stays D．was staying
10．Don’t return the video to Peter. I ________ it.
A．don’t watch B．won’t watch
C．haven’t watched D．wasn’t watch
二、完型
Governments and business worldwide are creating smartphone apps to help track the spread of COVID-19.
Tracking the spread of a disease is an important step in _____1_____ its outbreak. By tracking down people who have been in contact _____2_____ COVID-19 patients, health experts can warn them, and keep COVID-19 from spreading _____3_____. This is called “contacttracing”.
_____4_____ governments remove COVID-19 lockdown limits, they’ll need to be able to quickly find and contain (控制) new outbreaks. Contact tracing will be a(n) _____5_____ part of the process.
But because COVID-19 spreads so _____6_____ to so many people, it’s almost impossible to trace all contacts with phone calls. That’s _____7_____ many people hope that digital contact tracing with smartphones will help.
Most contact tracing apps collect ____8_____ about where people have gone and the people they’ve had contact with. The apps can notify (通知) _____9_____ when one of their recent contacts has been found to have COVID-19. Some systems also notify governments or health care workers.
Now many apps have been _____10_____ around the world. But some people worry the apps are being made too quickly and may not protect people’s private information.
1．A．stopping B．keeping C．studying D．using
2．A．for B．by C．with D．at
3．A．nearer B．further C．higher D．slower
4．A．As B．Though C．So D．But
5．A．expensive B．friendly C．cheap D．important
6．A．quickly B．clearly C．politely D．softly
7．A．where B．why C．which D．how
8．A．story B．advice C．information D．answer
9．A．patients B．doctors C．families D．users
10．A．developed B．found C．bought D．borrowed
三、用所给词的适当形式填空。
1. My father is much than my mother.（busy）
2. He is the in our class.（outgoing）
3. Jeans Corner is ________ (good) store. It sells _________ (good) clothes in town.
4. Kitty has the _________ (little) milk of the three.
5. Liu Bing runs __________ of all.（fast）
6．Jim is going to learn ________（play）chess next year.
7．We will remember the old lady for her ________ (kind).
8．Mr. James is the ________（own）of the large house. He bought it two years ago.
9．We had a ________ (feel) that something terrible was going to happen.
10．He used to ________ (sleep) late, but now he is used to ________ (get) up early to catch the bus.
四、根据汉语句子完成英语句子
1. 昨天几个朋友帮我修理自行车。
Several friends helped me 　　　 　　　 my bike yesterday.
2. 如果你反复使用英语，你很快就能学会它。
If you use English 　　　 　　　 　　　, you will learn it quickly.
3. 把这幅画取下来，挂上一张世界地图。
　　　 　　　 the picture and put up a map of the world.
4. 令我们惊奇的是，他独自去上海了。
　　 　 　　 　 　　 　, he went to Shanghai alone.
5. 为了能够早点回到家，他在路上都没有休息。
　　 　 　　 　 　　 　 get home early, he didn’t rest on his way.
6．除非我们锻炼大脑，否则我们没有好的记忆力。
________ we ________ the brain, we ________ ________ a good memory.
7．周深的嗓音是如此美妙，以至于他变得越来越受欢迎。
Zhoushen’s voice is ________ he is getting more and more popular.
8．房间里太吵了，以至于我听不到他说什么。
The room was ________ ________ ________ I couldn’t hear what he said.
9．当她看到她没有读过的书时，她迫不及待地去读。(wait)
Jessica loves reading so much __________________________________ when she looks at many books she hasn’t read.
10．她如此紧张，几乎说不出一句话来。
She was ________ nervous ________ she ________ ________ say a word.
五、按要求转换下列句型
1．After I finished my work, I went to bed.（保持句意不变）
I ________ go to bed __________ I finished my work.
2．Jack didn’t have dinner before his mother came back.(同义句转换)
Jack _______ have dinner _______ his mother came back.
3．Although Mr. Smith is ninety years old, he can climb the mountain. (同义句转换)
Mr. Smith is ninety years old, _______ he can climb the mountain.
4．My mother got up early so that she could catch the first bus. (同义句转换。)
My mother got up early _______ _______ _______ she could catch the first bus.
5．Lucy Smith was watching a game when a car hit against a big tree.（改为同义句）
__________________ Lucy Smith was watching a game, a car hit against a big tree.

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