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人教新目标 (Go for it) 版八年级下册Section B课前预习ppt课件
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这是一份人教新目标 (Go for it) 版八年级下册Section B课前预习ppt课件，文件包含Unit7SectionB1a-1dpptx、U7B1b1cmp3、_国家地理_科普101系列_中字_‖_大象_Elephantsmp4、《大话熊猫》+起叠熊猫呀mp4、熊猫从出生到100天间的变化_黑眼圈是越来越重了_mp4等5份课件配套教学资源，其中PPT共28页， 欢迎下载使用。
Key wrds & phrases:centimeter / centimetre, weigh, birth, at birth, up t, adult, live up t, kil, take turns ding sth.Key sentences:1.This elephant weighs many times mre than this can live up t 20 t 30 abut the size f a baby panda?T make cmparisns by using cmparatives and superlatives.
Let’s watch a vide abut elephant!
Let’s watch a vide abut panda!
D yu like wild animals? What's yur favrite wild animal?D yu knw any basic facts abut them?
Hw can we describe wild animals when talking abut them?
Hw t prtect them?
behavir(习性)
Let's try t describe these animals.
It's the biggest animal n land.It is 350 cm tall.It weighs 5,000 kils.It eats 150 kils f fd a day.It always eats vegetables, plants, and sme fruits.
cm (=centimeter) n. 厘米
weigh v. 重量是
It's ne f the ldest species in the wrld.It is 150 cm tall (standing n tw legs)At birth, it is nly abut 0.1 t 0.2 kils, but an adult ne weighs 100 kils.It eats 10 kils f fd a day.It always eats bambs.It is a symbl f ur cuntry.
species n. 物种
birth n. 出生；诞生 at birth 出生时
adj. 成年的；成人的 n. 成人；成年动物
Can yu describe the fllwing tw animals?
Pre-listening
Cmpare facts abut these tw animals. Use the language in the bx t help yu make sentences.
Elephantis 350 cm tallweighs 5,000 kilseats 150 kils f fd a day
Pandais 150 cm tall (standing n tw legs)weighs 100 kilseats 10 kils f fd a day
Cmpared n weight
Nw make mre sentences.
This panda is 200 cm shrter than this elephant.This elephant eats much mre than this panda.…
zer pint ne
zer pint tw
ne hundred and twenty
ne hundred and fifty
Read the fllwing number.
While-listening
Listen and check (√) the numbers yu hear.
______ 100 ______ 16 ______ 20 ______ 50______ 120 ______ 0.1 ______ 0.2 ______ 150
Listen again and cmplete the sentences.
At birth, a baby panda is abut ______ t ______ kils.At birth, a baby panda is abut ______ cm lng.A baby panda is nt black. It is ______ and it has n ______.A panda can live up t ______ t ______ years.
到达（数量、程度等）；至多有；不多于
Listen and read.
Teacher：D yu have any questins abut baby pandas?By 1： Are they much smaller than an adult panda?Teacher：Yes. When they’re brn, they nly weigh abut 0.1 t 0.2 kils.By 1： Ww, that’s small! I knw an adult panda weighs many times mre than a baby.Teacher：That’s right. And the adult pandas weigh arund 100 kils.By 2： What abut the size f a baby panda? Hw small is it?
Teacher：At birth, it’s nly arund 15 cm lng, but an adult panda is arund 150 cm lng.Girl 1： Is a baby panda als black and white?Teacher：N, yu wuld never guess! A baby panda is pink and it cannt see. It als desn’t have any teeth.Girl 1： Hw lng can pandas live?Teacher：They can live up t 20 t 30 years.
Fill in the blanks accrding t the infrmatin in 1b&1c.
A baby panda is lvely. When it is brn, it is much ________than an adult panda. It _______ abut 0.1 t 0.2 kils, but an adult panda weighs abut 100 kils. At ______, it’s nly arund ______ lng, but an adult panda is arund 150 cm lng. A baby panda is pink and it _____ see. It als desn’t have any ______. A baby panda can _____ ____ t 20 t 30 years.
Pst-listening
Take turns telling yur classmates abut pandas.
A: A baby panda cannt see.B: An adult panda weighs many times mre than a baby panda.
True f False?
An adult panda is ten times lnger than a baby panda.
True. At birth, a panda is nly arund 15 cm lng, but an adult panda is arund 150 cm lng.
The first 100 days f a panda
Language pints
1. This elephant weighs many times mre than this panda.
① weigh 此处作不及物动词，意为“重量是”。Hw much d yu weigh?At birth, mst babies weigh between 3 and 4 kilgrams.② weigh 还可作及物动词，意为“称的重量”。She weighed the stne in her hand.【拓展延伸】weight 作名词，意为“重量；分量”。put n / gain weight 表示“增加体重”；lse weight 表示“减重”。
倍数 + 比较级 + than
该结构意为“比（大 / 长 / 重）多少倍”，表示倍数。This table is three times lnger than that ne.【拓展延伸】① “倍数 + as + 形容词/副词原级 + as”也表示倍数，意为“是的几倍”。This table is three times as lng as that ne.② “倍数 + the size / length / height + f …”意为“是的几倍大 / 长 / 高”。This table is three times the length f that ne.
1.The rad is ________ that ne．A．twice as wider asB．twice as wide asC．twice s wide as D．wider twice than2.Our schl is ________ than yurs．A．twice bigger B．bigger twice C．twice big D．many times big
用所给单词的适当形式填空。
1.His wife gave ______(birthday) t a baby by _______(adult) like playing cmputer elephant weighs many times ______ (much) than the Cinema is _______(cheap) than Screen size f ur schl is _____(tw) bigger than theirs.
根据汉语意思补全句子。
1.那个婴儿生下来重七磅。That baby weighed seven punds ______ _____．2.一只熊猫能活20到30年。A panda can _________ _________ _________ 20 t 30 years．3.这头大象的重量比这头熊猫重许多倍。This elephant weighs __________ __________ mre than this panda．
at birth
live up t
many times
Preview the passage in Sectin B 2b.D the exercises in students’ bk.
Key wrds & phrases:centimeter / centimetre, weigh, birth, at birth, up t, adult, live up t, kil, take turns ding sth.Key sentences:1.This elephant weighs many times mre than this can live up t 20 t 30 abut the size f a baby panda?T make cmparisns by using cmparatives and superlatives.
Let’s watch a vide abut elephant!
Let’s watch a vide abut panda!
D yu like wild animals? What's yur favrite wild animal?D yu knw any basic facts abut them?
Hw can we describe wild animals when talking abut them?
Hw t prtect them?
behavir(习性)
Let's try t describe these animals.
It's the biggest animal n land.It is 350 cm tall.It weighs 5,000 kils.It eats 150 kils f fd a day.It always eats vegetables, plants, and sme fruits.
cm (=centimeter) n. 厘米
weigh v. 重量是
It's ne f the ldest species in the wrld.It is 150 cm tall (standing n tw legs)At birth, it is nly abut 0.1 t 0.2 kils, but an adult ne weighs 100 kils.It eats 10 kils f fd a day.It always eats bambs.It is a symbl f ur cuntry.
species n. 物种
birth n. 出生；诞生 at birth 出生时
adj. 成年的；成人的 n. 成人；成年动物
Can yu describe the fllwing tw animals?
Pre-listening
Cmpare facts abut these tw animals. Use the language in the bx t help yu make sentences.
Elephantis 350 cm tallweighs 5,000 kilseats 150 kils f fd a day
Pandais 150 cm tall (standing n tw legs)weighs 100 kilseats 10 kils f fd a day
Cmpared n weight
Nw make mre sentences.
This panda is 200 cm shrter than this elephant.This elephant eats much mre than this panda.…
zer pint ne
zer pint tw
ne hundred and twenty
ne hundred and fifty
Read the fllwing number.
While-listening
Listen and check (√) the numbers yu hear.
______ 100 ______ 16 ______ 20 ______ 50______ 120 ______ 0.1 ______ 0.2 ______ 150
Listen again and cmplete the sentences.
At birth, a baby panda is abut ______ t ______ kils.At birth, a baby panda is abut ______ cm lng.A baby panda is nt black. It is ______ and it has n ______.A panda can live up t ______ t ______ years.
到达（数量、程度等）；至多有；不多于
Listen and read.
Teacher：D yu have any questins abut baby pandas?By 1： Are they much smaller than an adult panda?Teacher：Yes. When they’re brn, they nly weigh abut 0.1 t 0.2 kils.By 1： Ww, that’s small! I knw an adult panda weighs many times mre than a baby.Teacher：That’s right. And the adult pandas weigh arund 100 kils.By 2： What abut the size f a baby panda? Hw small is it?
Teacher：At birth, it’s nly arund 15 cm lng, but an adult panda is arund 150 cm lng.Girl 1： Is a baby panda als black and white?Teacher：N, yu wuld never guess! A baby panda is pink and it cannt see. It als desn’t have any teeth.Girl 1： Hw lng can pandas live?Teacher：They can live up t 20 t 30 years.
Fill in the blanks accrding t the infrmatin in 1b&1c.
A baby panda is lvely. When it is brn, it is much ________than an adult panda. It _______ abut 0.1 t 0.2 kils, but an adult panda weighs abut 100 kils. At ______, it’s nly arund ______ lng, but an adult panda is arund 150 cm lng. A baby panda is pink and it _____ see. It als desn’t have any ______. A baby panda can _____ ____ t 20 t 30 years.
Pst-listening
Take turns telling yur classmates abut pandas.
A: A baby panda cannt see.B: An adult panda weighs many times mre than a baby panda.
True f False?
An adult panda is ten times lnger than a baby panda.
True. At birth, a panda is nly arund 15 cm lng, but an adult panda is arund 150 cm lng.
The first 100 days f a panda
Language pints
1. This elephant weighs many times mre than this panda.
① weigh 此处作不及物动词，意为“重量是”。Hw much d yu weigh?At birth, mst babies weigh between 3 and 4 kilgrams.② weigh 还可作及物动词，意为“称的重量”。She weighed the stne in her hand.【拓展延伸】weight 作名词，意为“重量；分量”。put n / gain weight 表示“增加体重”；lse weight 表示“减重”。
倍数 + 比较级 + than
该结构意为“比（大 / 长 / 重）多少倍”，表示倍数。This table is three times lnger than that ne.【拓展延伸】① “倍数 + as + 形容词/副词原级 + as”也表示倍数，意为“是的几倍”。This table is three times as lng as that ne.② “倍数 + the size / length / height + f …”意为“是的几倍大 / 长 / 高”。This table is three times the length f that ne.
1.The rad is ________ that ne．A．twice as wider asB．twice as wide asC．twice s wide as D．wider twice than2.Our schl is ________ than yurs．A．twice bigger B．bigger twice C．twice big D．many times big
用所给单词的适当形式填空。
1.His wife gave ______(birthday) t a baby by _______(adult) like playing cmputer elephant weighs many times ______ (much) than the Cinema is _______(cheap) than Screen size f ur schl is _____(tw) bigger than theirs.
根据汉语意思补全句子。
1.那个婴儿生下来重七磅。That baby weighed seven punds ______ _____．2.一只熊猫能活20到30年。A panda can _________ _________ _________ 20 t 30 years．3.这头大象的重量比这头熊猫重许多倍。This elephant weighs __________ __________ mre than this panda．
at birth
live up t
many times
Preview the passage in Sectin B 2b.D the exercises in students’ bk.
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