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Unit7 What’s the highest mountain in the world？
Unit 7 课时3 Section B（1a-1d)
1.重点单词的含义及用法:weigh, birth, adult…
重点词汇
2.重难短语：at birth; up to
1. This elephant weighs many times more than this panda. 这只大象比这只大熊猫重很多
倍。
重点句型 2. A panda can live up to 20 to 30 years. 大熊猫能活20至30岁。
3. At birth, a baby panda is about 0.1 to 0.2 kilos.
出生时，一只大熊猫宝宝大约0.1到0.2千克重。
1. To learn to use comparatives to compare facts about elephants and pandas.
This panda is 200 cm shorter than this elephant.
技能目标
2. To listen for specific information about numbers.
3. To be able to talk about pandas.
1. _________________ v. 称……重量
2. _________________ n. 出生，诞生
3. _________________ n. 成年人
4. ___________________________ 出生时
5. ___________________________ 到达（某数量，程度），不多于
1. weigh
2. up to
3. At birth
4. 倍数的表达
1.weigh 5,000 kilos 重达5000千克
【用法详解】weigh动词，意为“重量是……；称……的重量”。
Eg.How much did you weigh last time? 你上次体重是多少？【拓展延伸】weigh的名词形式为 weight ，意为“重量”，是不可数名词。常用短语：put on weight“增
重”；lose weight“减肥”。
Eg.It is about 20 kilos in weight. 这东西重约20千克。
My mother is trying to lose weight. 我妈妈正在努力减肥。
【即学即用】
1.—Do you know the _______of the stone?
—Yes. It ________ about 200 kilos.
A.weight; weighs B.weight; weights C.weigh; weighs
D.weigh; weights
2.Kate has tried to lose _______ by eating less, but 2 kilos has been put on instead.
A. weight B. weights C. height D. heights
2. A panda can live up to 20 to 30 years. 大熊猫能活20至30岁。
up to到达(某数量、程度等)；至多有；不多于。live up to指＂活到……岁＂。
There are up to seventy students in the classroom. 教室里学生不多于七十人。
The old man can live up to ninety years. 这位老人能活到九十岁。
Do you know his date of birth? 你知道他的出生日期吗？
【知识拓展】
up to的其他含义：
（1）up to 直到；到……为止
Up to now everything has been successful. 到目前为止，一切都很顺利。
（2）up to sb. 某人的责任；由……决定
I think I will leave it up to you. 我想让你决定。
It’s ___________ Mr Zhang ___________ teach us English.
A. up to；to B. up to；for C. up for；to D. up for；for
3. At birth, a baby panda is about 0.1 to 0.2 kilos. 出生时，一只大熊猫宝宝大约0.1到0.2千克重。
birth n. 出生;诞生。常见搭配：
at birth出生时
date of birth出生日期
give birth to生孩子
What’s your date of birth?你是哪天出生的?
【易混辨析】 born/birth
(1) born是bear的过去分词,意为“出生”,常用结构:sb.was/were born。
I was born in summer in 1988.
我出生于1988年的夏天。
(2) birth是名词,意为“出生,诞生,分娩”,反义词是death,意为“死,死亡”。
She gave birth to a girl last night.她昨晚生了一个女孩。
4. This elephant weighs many times more than this panda. 这头大象比这只熊猫重许多倍。
【用法详解】英语中常用的倍数表达法：
A+谓语动词+倍数+形容词/副词的比较级+ than +B 表示“A比B……多少
倍”
倍数表达法 A+谓语动词+倍数+ as +形容词/副词的原级+ as +B 表示“A 是 B 的多少
倍……”
A+谓语动词+倍数+ the height/weight/length/size...+ of
+B
表示“A的高度/重量/长度/大小……是B的多少倍”
Eg.He runs three times faster than his brother. 他跑得比他弟弟快三倍。
His father is twice as tall as he. 他父亲的身高是他的两倍。
This hill is four times the height of that small one. 这座山的高度是那座小山的四倍。
【即学即用】
1.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 a
2.The new road in this town is three times _______ than before. Six cars can pass it at the same time.
A. wide B. wider C. the wider D. widest
1. To learn to use comparatives to compare facts about elephants and pandas.
This panda is 200 cm shorter than this elephant.
2. To listen for specific information about numbers.
3. To be able to talk about pandas.
4. To learn new words: weigh, birth, adult…
一、单项选择
1．— What kind of movie shall we watch?
— It’s up ________ you to decide.
A．for B．to C．of D．at
2．National Day is a time to celebrate the _______ of the People’s Republic of China（中华人民共和国）.
A．form B．choice C．past D．birth
3．—________ does the girl over there weigh?
—Her ________ is 50kg.
A．How heavy; weigh B．How many; weight
C．How much; weight D．How much; weigh4．Please ________ the bag of rice to see how much it is.
A．weight B．weighed C．weigh D．weighted
5．It’s very ______ to play in the crowded street.
A．danger B．endanger C．endangered D．dangerous
6．Because of the big noise, it was impossible for me to have a good rest last night, so I felt ________ now.
A．awake B．sleepy C．asleep
7．—My brother has _________ 20 kinds of model planes.
—He is really interested in planes.
A．up to B．up for C．at all D．all over
8．The people in Ukraine（乌克兰）are now hoping for a life of ________ very much.
A．courage B．peace C．illness D．difficulty
9．The ________ boy has been in hospital for two weeks. He has a serious heart ________.
A．sick; disease B．ill; illness C．sick; illness D．ill; disease
10．You are eighteen and have turned into a(n) ________ now. You can’t always make the same mistake like a
child.
A．volunteer B．student C．guest D．adult
二、完型填空
The world of the out-of-doors is full of secrets. And they are so interesting that quite a lot of people are busy
studying them.
All around us are birds, animals, trees and flowers. The facts about how they 11 and grow are as
interesting as anything could be.
Do you know that one of the great presidents of the USA spent hours and hours 12 birds? A doctor
who lives near New York City was so 13 in insects that he began to 14 them. Now he has more
than one thousand different kinds of insects.
Then come with me, and I will help you find some of nature’s secrets. Let us go 15 through the woods
and fields. Here we shall find how a rabbit tells the other rabbits that there is danger. We shall 16 a mother
bear and her young ones as they look for 17 and get ready for winter sleep. We shall watch bees dancing
in the air to let other bees know 18 they can find food. I will show you many other interesting things, but
the best thing that I can 19 you is to keep your eyes and ears 20 when you go out of doors.
Nature tells these secrets only to people who look and listen carefully.
11．A．bear B．live C．speak D．fly
12．A．studying B．eating C．learning D．finding
13．A．friendly B．carefully C．busy D．interested
14．A．lock B．collect C．put D．fill
15．A．near B．quickly C．quietly D．politely
16．A．hear B．follow C．catch D．help
17．A．food B．fruit C．vegetables D．water18．A．how B．why C．where D．when
19．A．make B．pass C．give D．teach
20．A．closed B．open C．safe D．clean
三、阅读理解
A
Most studies show that many animals can feel the weather changes. Here are some interesting facts about
animals.
Animal
Behaviors (表现) Weather changes
s
A lot of birds get together and stay under the caves (屋檐) of
Birds Heavy rain will come.
houses.
A big storm (暴风雨)
Sharks They swim to deeper water.
will arrive.
There are more spiders than usual in autumn, and spiders are A cold and dry winter
Spiders
making larger webs (蜘蛛网) than usual. will come.
A warm and wet winter
There are fewer spiders and they make smaller webs.
will come.
Ants A lot of ants are on the grass. It is going to rain.
The world of animals is very amazing. Sometimes you cannot explain why they can tell the weather before you
or the weather report. If you want to know more about them, you can read more articles about science on School
Science Magazine.
21．The writer mentions (提到) the following animals EXCEPT (除了) ________.
A．birds B．pigs C．sharks
22．If a big storm is coming, sharks will ________.
A．swim to upper water B．jump out of water often C．swim to deeper water
23．If there are more spiders than usual in autumn and they make larger webs, the weather in the following winter
will be ________.
A．dry and warm B．warm and wet C．dry and cold
24．Which of following is true?
A．Scientists can’t explain the behaviors of animals.
B．If too many birds or animals get together, that means it will rain.
C．Few animals can feel the weather changes.
25．The best title for the passage is ________.
A．Animals and Weather Changes
B．How to Predict a stormC．How to Protect Animals
B
The largest animal ever to live on Earth is the blue whale. It weighs about 80 tons—more than 24 big elephants. It
is more than 30 meters long. A new baby whale weighs as much as a big elephant.
Cats won’t die if they fall off very high places because they can turn themselves up the right way so as to keep
their bodies safe. One cat fell off 32 floors onto the street, but it was just hurt a little.
A bear can run as fast as a horse
A new-born panda is smaller than a mouse and weighs about 100 grams.
Elephants are the most careful animals in their love. A male elephant may show his lady love for up to three
years until the female elephant takes his love. They often show their love by touching each other’s body.
Usually, wolves do not hurt people. For years a Canadian newspaper says that they would give anyone a lot of
money if he or she could show that a wolf could hurt a person. But nobody could do that. Wolves do not usually go
together though they may do this in winter and they only hurt people at an unusual time.
26．How much does a new-born blue whale weigh?
A．About 10 tons. B．As much as a baby elephant.
C．About 80 tons. D．About 3 tons.
27．A bear can run _______ people.
A．faster than B．more slowly than C．as fast as D．as slowly as
28．A male elephant won’t stop following a female elephant to _______ until the female elephant takes his love.
A．fight with the baby elephant B．ask the lady elephant to help him
C．show his love for a long time D．find food together with her
29．A wolf won’t hurt people except ________.
A．in winter B．at an unusual time C．in groups D．that it is happy
30．Which is TRUE according to the passage?
A．The largest animal ever to live on Earth is the elephant.
B．Cats will die if they fall off very high places.
C．A mouse is bigger than a new-born panda.
D．Wolves usually hurt people.
