英语八年级下册Section B优秀课件ppt

这是一份英语八年级下册Section B优秀课件ppt，文件包含Unit7WhatsthehighestmountainintheworldSectionB1a1d课件ppt、Unit7WhatsthehighestmountainintheworldSectionB1a-1e教案docx、Unit7WhatsthehighestmountainintheworldSectionB1a1d练习doc、SectionB1bmp3、SectionB1cmp3、大象mp4等6份课件配套教学资源，其中PPT共36页， 欢迎下载使用。

Learning bjects（学习目标）
By the end f the class, yu will be able t:1. Learn the fllwing key wrds and phrases: weigh, birth, at birth, up t, adult2. Use cmparatives t cmpare facts abut elephants and pandas.3. Listen fr specific infrmatin abut numbers.4. Talk abut pandas.
cm=centimeterweigh (v.)birth (n.)adult (adj.& n.)
/ˈsentɪmi:tə(r)/
/bɜː(r)θ/
/ˈædʌlt/, /əˈdʌlt/
厘米(=centimetre)重量是……；称……的重量 出生；诞生 成年人的；成人的
New Phrases
出生时到达（某数量、程度等）；至多有；不多于
at birth up t
D yu knw these animals?
Elephant is 350 cm tall weighs 5,000 kils eats 150 kils f fd a day
Describe the tw animals.
Panda is 150 cm tall (standing n tw legs) weighs 100 kils eats 10 kils f fd a day
Watch a vide and describe the animal.
presentatin
Elephant 大象
Huge; Smart; Strng; Fat; Friendly
Hw t describe the animal?
Cmpare facts abut these tw animals. Use the fllwing infrmatin t help yu make sentences.
Elephant-is 350 cm tall- weighs 5,000 kils- eats 150 kils f fd a day
Panda - is 150 cm tall(standing n tw legs)-weighs 100 kils-eats 10 kils f fd a day
Example sentences:This elephant weighs many times mre than this panda.(200 cm taller/shrter, weigh much mre/less, eat much mre/less, eat many times mre)
1. …cm taller/shrter than  He is 10cm taller than me.2. much /even/a little +比较级 he is much taller than me.3…times mre than … (比…多几倍)He is tw times taller than the baby.
This elephant is 200 cm taller than this panda.This panda eats much less than this elephant.This elephant eats many times mre than this panda.The panda weighs much less than the elephant.
1b. Listen and check (✓) the numbers yu hear.
_____100 _____ 16 _____ 20_____ 50 _____ 120 _____ 0.1_____ 0.2 ______ 150
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 abut 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: 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 : Hw lng can pandas live?Teacher : They can live up t 20 t 30 years.
Try t make cards fr adult panda and baby panda. Yu can use the cards in 1a as examples.Then wrk in pairs and cmpare the adult panda and baby panda.
1. This elephant weighs many times mre than this panda.
weigh “重量是……”，在此句中作系动词； 意为“称……的重量”时作及物动词。
你上次是什么时候称的体重?
When did yu weigh yurself last time?
Language pints
weight为weigh的名词形式，是不可数名词，意为“重量”：
gain/put n weight 增肥
lse weight 减肥
…many times mre than…“比……多很多倍”，是倍数的表达方式之一。
英语中常用的倍数表达法有：
（1）“A+谓+倍数+形/副的比较级+than + B” A是B的多少倍（大/小/长……）
例：他跑得比他弟弟快三倍。 He runs three times faster than his brther.
（2）“A+谓+倍数+as+形/副的原级+as+B” A是B的几倍
例：我们的学校是你们学校的两倍大。 Our schl is twice as big as yurs.
（3）“A+谓+倍数+the height/weight/length/size … +f + B” A是B的几倍（高/重/长/大……）
例：这座山的高度是那座小山的四倍。 This hill is fur times the height f that small ne.
2. At birth, a baby panda is abut 0.1 t 0.2 kils.
at birth“出生时”，相当于when it was brn。birth为不可数名词，意为“出生；诞生”。
例：出生时，这个婴儿大约3公斤。 At birth, the baby was abut three kils.
3. A panda can live up t 20 t 30 years.
up t意为“到达（某数量、程度等）；不多于”。
In sme areas f Africa, children get educated up t 12 years ld. 在非洲的一些地区，孩子最多受教育到12岁。
be up t sb. 意为“由某人决定”。
例：——爸爸，我们去那里度假？ ——由你决定。 —Where shall we g fr vacatin, Daddy? —It’s up t yu.
up t 的相关短语
up t nwg/walk up t live up trun up t
直到现在走到，走上前达到；不辜负（期望）跑到（某人面前）
add up t be up t up t date
新式的；现代的；至今，到目前为止
Take turns telling yur classmates abut pandas.
An adult panda weighs many times mre than a baby panda.
A baby panda cannt see.
A baby panda is pink and it desn’t have any teeth.
At birth, a baby panda is nly arund 15 cm lng.
The adult pandas weigh arund 100 kils.
Pandas can live up t 20 t 30 years.
at birth 出生时 up t 到达(某数量、程度等)；至多有；不多于 倍数+比较级+than…This elephant weighs many times mre than this panda.An adult panda weighs many times mre than a baby panda.
Ⅰ. 根据汉语意思完成英语句子，每空一词。1. 请读到这本书的第100页。 Please read _______ _______ page 100 f this bk.2. 我出生时还不到3公斤。  I was less than three kils _______ _______.3. 他们在海南呆了大约两周。 They stayed in Hainan fr tw weeks _______ _______.
up t
at birth
r s
Ⅱ. 翻译下列句子。 刚出生时，熊猫宝宝大约有15公分长。 大象比这个熊猫要重许多倍。 我的苹果要比妹妹的多三倍。
At birth, a baby panda is abut 15 cm lng.
The elephant weighs many times mre than this panda.
My apples are three times mre than my sister’s.