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八下Unit 7
词组
1. take in吸入;吞入(体内)
2. in the face of面对(问题、困难等)
3. at birth出生时
4. talk about谈论
5. as you can see正如你所看到的
6. as far as I know就我所知
7. mountain climbing登山
8. give up放弃
9. in danger处于危险之中
10. prepare.for..为…准备
11. walk into走路时撞着
12. fall over绊倒
13. take care of照顾;处理
14. die from死于
15. cut down砍倒
16.or so大约
二、考点讲解
1.include
2.condition n.意为“条件;状况”,既可作可数名词,也可作不可数名词。
3.freezing用作形容词，意为“极冷的;冰冻的”
4.take in为固定短语，意为“吸入;人(体内)”。
5.succeed作不及物动词，意为“成功”
6.challenge此处用作vt,意为“挑战;考验”
7.achieve vt,意为“达到;完成;成功”
8.force n.意为“力,力量,武力”
讲解版
1.include
include作动词，意为“包括；包含”
including + 宾语 = 宾语 + included。
There are 40 students in the classroom, me included.
2.condition n.意为“条件;状况”,既可作可数名词,也可作不可数名词。
in good/bad/excellent condition 状况好/糟糕/极佳
living/working conditions 生活/工作条件
3.freezing用作形容词，意为“极冷的;冰冻的”
freezing还可用作名词，意为“冰点”。
freeze(froze， frozen)用作动词，意为“结冰;(使)冻住”。
4.take in为固定短语，意为“吸入;人(体内)”。
take down拆除;记录
take after(外貌或行为)像
take away拿走;拿开
take off脱掉;起飞
take up开始做;占据
take out取出
5.succeed作不及物动词，意为“成功”
success 表示抽象意义的“成功”，作不可数名词；表示具体意义的“成功的人或事”, 则是可数名词。例如：
successful作形容词，意为“成功的”。be successful in
6.challenge此处用作vt,意为“挑战;考验”
challenge sb. to sth./to do sth. “向某人挑战…”(尤指在对方不情愿时)
7.achieve vt,意为“达到;完成;成功”
adj.achievable可达到的;
n.achievement成就;成绩(c.n)
achieve指实现梦想、目标,主语是人 He hopes to achieve all his aims soon.他希望尽快达到所有目标。
come true实现,主语多是梦想、蓝图、计划等 At last, his dream came true.最后,他实现了他的梦想。
8.force n.意为“力,力量,武力”
the force of nature自然的力量
force sb to do sth意为“破使某人做某事”。
三、语法讲解
形容词和副词的比较级和最高级
变化规则
1. 规则变法：
1) 直接在词尾加 er/ est。
2) 以不发音的字母e结尾的词直接在其后加 r/ st。
3) 以重读闭音节结尾并且末尾只有一个辅音字母的，应先双写该辅音字母再加 er/ est。
4) 以 “辅音字母＋y”结尾的双音节词，先变 “y”为 “i”，再加 er/ est。
5) 多音节和部分双音节词在其前加more/most构成比较级/最高级。
2. 不规则变法：
1) 好的 good/well—better—best　
2) 坏的 bad/badly—worse—worst　
3) 多的 many/much—more —most
4) 少的 little—less—least　
5) 远的far—farther (further )—farthest (furthest)
用法
1. 比较级，用于两者之间的比较，比较的内容用than连接；最高级用于三者或三者以上的人或事物之间的比较，意为“最…”，其前通常要加the（副词最高级前the可省略）。
2. 比较级常用的修饰词有far, even, much, a lot, a little, a bit等；so, very, quite, too等不能用于修饰比较级。
3. as…as…（和…一样），中间用形容词和副词的原级；
其否定形式为not so/as…as…（不及/不比…）
4. “比较级+and+比较级”，表示“越来越…”
5. “The+比较级，the+比较级”，表示“越…就越…”
6. the +比较级+of the two，表示“两者中较为…的一个”
7. the+序数词+最高级，表示“第几个最…”
8. 比较级和最高级的转化使用
练习
一、单项选择
1.Jim is the tallest ______ the three boys.
A. of B. in C. with D. between
2. —What is your favorite sport —Swimming, I think. It’s ____ of all.
A. easier B. more difficult
C. the most difficult D. the most boring
3 .—Did you have a wonderful time at the party
—Yes, It’s _____ one I know.
a more excited B. a more exciting
C. the most excited D. the most exciting
4 . —Hi, Ella, which is the _____ street in your city
—High Street. Many people go shopping there.
A. busier B. quieter C. busiest D. quietest
5 . I am twelve, Mike is fourteen, Mary is thirteen. So Mike is the _____ of the three.
A. old B. older C. oldest D. the oldest
6.Now there are many tigers ______in the forests because of protection.
A．to live B．living C．live D．lived
7.—Can I use your bathroom？　—______
A．That's amazing! B．Go away!
C．Really D．Yes，feel free.
8.China has the______population in the world.
A．more B．most C．largest D．larger
9.In order to finish the project，we'll have to work ______ hours a day.
A．more two B．two more C．two another D．other two
10.My father doesn't want to continue working in the factory because of poor working ______.
A．experiences B．opinions C．conditions D．relations
二、用所给词的适当形式填空
1．The train goes ________ (fast) than the bus.
2．After dressing up , the old man is much ___________ (ugly) than before.
3．Is Linda much (thin) than your sister
4．The more we said, ____________(angry) he looked at that time.
5．The little girl is much ____________ (brave) than her elder sister.
6．Of all the mountains，Qomolangma is the ________(high) and ________(famous)．
7．The boy walked into the classroom with ________(excite)．
8．With the teacher's help，she ________(successful)．
9．He led the ________(tour) into the palace.
10．The baby was ________(wake) and looked around.
三、根据首字母提示写单词
Very few people s ________ in losing weight and kept it up.
We have already s ________ in working out the math problem.
What’s the p ________ of Shanghai Does it have more people than Hangzhou
When the lost kid saw her mother, he ran over with e ________.
Your room is twice w ________ than ours. How big it is!
6. Many people will go to the concert, i teachers, students and parents.
7. --- How do you keep yourself a at night，Rose
--- By drinking coffee.8. It’s very important for us to p the environment.
9. The Great Wall has an a history in the world.
10. Scientists plan to do a r to find out when babies develop their brains (大脑)．
四、完成句子
1. This building is 84m high. (对划线部分提问)
______ ______ is the building
2. Qu River is the longest river near here. (对划线部分提问)
______ ______ the longest river near here
3. Simon is shorter than his brother. (改为同义句)
Simon isn’t ______ ______ ______ his brother.
4.The girl who is 1.8 meters tall is the leader of the girls’ basketball team.(划线部分提问)
________ ________ is the lead of the girls’ basketball team
5.The town has a population of less than 10,000.(提问)
________ _______ is the population of the town

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