初中英语人教版（2024）八年级下册Section B背景图课件ppt

这是一份初中英语人教版（2024）八年级下册Section B背景图课件ppt，共28页。PPT课件主要包含了学 习 重 点，Review，weigh，birth，bamboo，research，keeper，awake，excitement，illness等内容，欢迎下载使用。
　The vcabulary：　bamb，research，keeper，awake，excitement，illness，wild，gvernment，il，prtectin，huge，walk int，fall ver，r s　Target language：　1.They find that mst f the babies are already awake and hungry.2．The babies ften die frm illnesses and d nt live very lng.
和比较级,最高级有关的句式
Step 1Preview and perceptin 【预习感知】
请根据中文意思写出下列重点单词。1.________ v. 重量是……；称……的重量 2. ________ n. 出生；诞生 3. __________ n. 竹子 4. _________ v. & n. 研究；调查 5. ___________ n. 饲养员；保管员6. ________ adj. 醒着 7. ____________ n. 激动；兴奋 8. ___________ n. 疾病；病9. ____________ adj. 遗留的；剩余的 10. ___________ adj. 野生的
11. ____________ n. 政府；内阁12. ___________ adj.成人的；成年的 /n. 成人
重点短语13. _____________________ 出生时14. ____________________ 到达（某数量、程度等）15. _____________________ 很多倍16. ___________________ 走路时撞着 17. _____________________ 绊倒18. ___________________ 大约 19. _____________________ 跑过去20. _____________________ 死于……
give birth t意为 “出生;生;分娩”,是固定短语;
Step 2Cnsciatin and explratin 【合作探究】
Can yu tell us smething abut pandas?
Step 3 Leading in【情景导入】
D yu want t learn mre? Tday we will learn an article abut pandas.
Step 4　Pre－task【准备任务】
1．Lk at 2a.2．Ask the students t talk abut pandas in the class.Use these wrds t help them.3．Practice them in pairs.
Step 5　While－task　【过程任务】
It is 8:30 a.m. at the Chengdu Research Base. Panda keepers are preparing milk fr the baby pandas' breakfast. At 9:00 a.m, they find that mst f the babies are already awake and hungry. When the babies see the keepers, they run ver t them with excitement and sme f the yung pandas even walk int their friends and fall ver!
Paragraph 1
Awake 形容词，意为“睡着的”，在句中只能作表语，不能作定语。awake的反义词为asleep，意为“睡着的”
辨析：awake 与wake
1. awake 形容词，作表语，“醒着的” Is he awake r asleep?2. wake 动词，“醒，叫醒”，wake sb. up 意为“叫醒某 人” What time d yu usually wake up?
Lin Wei, ne f the panda keepers, says, "They're s cute and lvely. I take care f them like they're my wn babies. I wash, feed and play with them every day. They're very special t me.“ In fact, many peple arund the wrld lve these black and white animals. Pandas have becme s ppular that they are nw a symbl f China.
Paragraph 2
Scientists say there are nw fewer than 2,000 pandas living in the frests. Anther 300 r s live in zs r research centers in China and ther cuntries. Pandas d nt have many babies, maybe nly ne every tw years. The babies ften die frm illnesses and d nt live very lng. Adult pandas spend mre than 12 hurs a day eating abut 10 kils f bamb .
Paragraph 3
every tw years 为固定短语，意为“每两年”，every与数词或few,ther 连用，表示时间或空间的间隔。
①every﹢基数词﹢复数名词I gt there every three days.我每隔两天（每三天）到那儿去一趟。②every﹢ther﹢单数可数名词。译为：每隔…他每隔一天进城一次。③every﹢few﹢复数名词。译为“每隔…”
die frm是固定搭配,意为“死于”。The ld man died frm/f cln cancer.这位老人死于结肠癌。
如何表达较大的数字概念本单元侧重讲“千位数及以上的数字概念”。具体如下:　　从数字的右端向左端数,每三位数加一个千分撇“,”。从右开始,第 一个“,”前的数字后添加 thusand;第二个“,”前面的数字后添加 millin(百万）;第三个“,”前的数字后添加 billin（十亿）。然后一节一节分别表示,两个逗 号之间最大的数为百位数形式。2,648　tw thusand six hundred and frty-eight 16,250,064　sixteen millin tw hundred and fifty thusand sixty-fur 5,237,166,234　five billin tw hundred and thirty-seven millin ne hundred and sixty-six thusand tw hundred and thirty-fur
Many years ag, there were a lt mre bambfrests and pandas in China, but then humans started t cut dwn these frests.As the frests get smaller and ther human activities cause mre prblems, pandas cannt find enugh t eat and they are having fewer babies.
cut dwn是固定搭配,在此处意为“砍伐;砍倒”。cut dwn还可以表示 “减少;缩短”
“动词+dwn”的短语小结:
cme dwn v. 下来，下落vi. （价格、温度、比率等）下降;着陆;崩塌;
An educatin prgram in Chengdu teaches childrenabut pandas and ther endangered wild animals.They send peple t schls t tell children abut the imprtance f saving these animals. And the Chinese gvernment is trying hard t help save the pandas.Scientists are ding research t better understand the habits f pandas. We all hpe that in the future there will be a lt mre pandas.
Paragraph 4
Ask the students t tell what ther ways they think children can help t save the pandas? Let them discuss it.
Step 7　Summary【课堂小结】
In this class we have learned smething abut pandas.I think peple shuld d smething t prtect the animals.
Write an article abut animals after class.
Step 9Hmewrk【家庭作业】