人教版新目标八年级下Unit 7 What's the highest mountain in the world？ Section B 1a-1d 3课件(共26张PPT)

(共26张PPT)
Section B (1a-1d)
Unit 7 What's the highest mountain in the world
学习目标
【知识目标】
Important words：weigh,birth,adult
Important phrases：at birth,10 kilos of…
Important sentences：
1.A panda weighs 100 kilos.
2.This elephant weighs many times more than this panda.
【能力目标】
学生能够讲述大象和熊猫的特点。
【情感目标】
鼓励学生爱护动物。
What’s your favorite animal
Do you like elephants
How about pandas
情景导入
大象是现存世界最大的陆栖动物，主要外部特征为柔韧而肌肉发达的长鼻和扇大的耳朵，具缠卷的功能，是象自卫和取食的有力工具。象肩高约2米，体重3～7吨。非洲象耳大，体型较大，体重较重。亚洲象耳小，身体较小，体重较轻。
成都大熊猫繁育研究基地(Chengdu Research Base)位于成都北郊斧头山，距市区10公里，是一个专门从事濒危野生动物研究、繁育、保护教育和教育旅游的非营利性机构。该基地建有一座大熊猫博物馆，存有珍贵的资料和丰富的展品。除大熊猫外，该基地还从事对小熊猫、黑颈鹤等珍稀濒危动物的研究及繁育工作。
weigh v.
称……的重量
adult n. 成人
adj. 成年的
New words
1a
Compare facts about these two animals. Use the language in the box to help you make sentences.
Elephant
- is 350 cm tall
weighs 5,000 kilos
eats 150 kilos of food a day
Try to describe the elephant using the information above.
Panda
is 150 cm tall (standing on two legs)
weighs 100 kilos
eats 10 kilos of food a day
Example sentences:
This elephant weighs many times more than this panda.
(200 cm taller/shorter, weigh much more/less, eat much more/less, eat many times more)
This elephant weighs much more than this panda.
This panda weighs much less than this elephant.
1b
Listen and check (√) the numbers you hear.
_____100 _____16 _____20 _____50
_____120 _____0.1 _____0.2 _____ 150
√
√
√
√
√
1c
Listen again and complete the sentences.
1. At birth, a baby panda is about _______ to ________ kilos.
2. At birth, a baby panda is about _______ cm long.
3. A baby panda is not black. It is _______ and it has no _______.
4. A panda can live up to ________ to ________ years.
0.1
0.2
15
pink
teeth
20
30
Fill in the blanks:
A baby panda is lovely. When it is born, it is
much ________than an adult panda. It _______
about 0.1 to 0.2 kilos, but an adult panda weighs
about 100 kilos. At ______, it’s only around
______ long, but an adult panda is around 150
cm long. A baby panda is pink and it _____ see.
It also doesn’t have any ______. A baby panda
can _____ ____ to 20 to 30 years.
smaller
weighs
birth
15cm
can’t
teeth
live
up
1d
Take turns telling your classmates about pandas.
A: A baby panda cannot see.
B: An adult panda weighs many times more than a baby panda.
Here are some facts about koala, use the information above to make sentences.
Koala
— is 75 cm tall
— weighs 10 kilos
— eats leaves
— sleeps 20 hours a day
discussion
An adult panda weighs many times more than a baby.
“倍数+比较级+than…”，表示“……比……
(大/小/长/短……)几倍”。
这个盒子比那个盒子大三倍。
This box is three times bigger than that one.
Key points
倍数+比较级+than…
This elephant weighs many times more than that panda.
An adult panda weighs many times more than a baby.
Review
根据句意及首字母提示完成单词。
1.The panda can s_____on two legs.
2.At b______, a baby panda is about 15cm long.
3.An elephant can eats 150 k______of food a day.
4.Lin Shuhao is about 1.91 meters tall and
W_______ 91 kilos.
5.Mom,I can take care of myself.I am already an
a_______.
tand
irth
ilos
eighs
dult
Exercise
1. Jim is very ______. Li Lei is _________
than Jim. (hungry)
2. Kate’s moon cakes are ________ of all. (nice)
hungry
hungrier
the nicest
Complete the sentences with the right
forms of the words.
3. Your box is ___________ than mine, but his is ___________ of the three (heavy).
4. Unit 2 is quite _____. Unit 3 is ______ than Unit 2. It’s __________ in Module 1. (hard)
heavier
the heaviest
hard
harder
the hardest
5. This TV play is _____ than that one. (good)
6. My mother is very ______. She is
__________ in my family. (busy)
7. Lingling gets to school ______ than the
others. (early)
better
busy
the busiest
earlier
1. …cm taller/shorter
2. much /even/a little/less +比较级
…times more than ….
Talk about how to protect pandas.
Summary
1.Remember the new words in this period.
2.Know how to express the times in English.
Homework