Unit 7 What’s the highest mountain in the world?
第四课时Section B (1a--1e)
【学习目标】
1.掌握centimeter（cm),weight,birth,adult,at birth,up to等单词或短语，熟练运用本课词汇和句型谈论动物信息。
2.通过对稀有动物的了解，教育学生保护动物。
【学习重难点】
1.形容词和副词的比较级和最高级的用法。
2. 数词的表达
【学法指导】
浏览听力任务，预测听力内容
【自学互助】
一．翻译下列重点词汇。
1. 350厘米高
2. 15米长
3. 重100千克
4. 每天吃10千克的食物
5. 出生时
6. 活到…
二.通过互助学习后，我的疑惑是
_____________________________________________________________________________
【展示互导】
通过自主学习，你能根据1a图片及文字信息对大象和熊猫进行描述吗？
【质疑互究】
探究一：常见倍数的表达法：
(1)A is + 基数词+ times + 比较级+ than+ B.
Their classroom is _____ _____ _____ _____ ours.
他们的教室比我们的教室大四倍。
(2) A is +基数词+ times + as + adj.+ as + B. “ A正好是B的多少倍”。
Asia is _____ ______ _____ ______ ____ Europe.
亚洲的面积是欧洲的四倍。
探究二：At birth, a baby panda is about…
(1) birth n
.意为
_________________ at birth 意为 ____________
eg： Man’s nature at birth is good. 人之初，性本善。
(2) give birth to… 生（孩子）；产生
eg：My aunt _____ _____ _____ a beautiful baby girl yesterday.
昨天我婶婶生下一个漂亮的小女孩。
- born v./adj. 出生；常用短语：be born ...
He _____ ______ in China.他出生于中国。
探究三：A panda can live up to 20 to 30 years.
大熊猫能活到20 到30 岁。
up to 到达（数量，程度等）；不多于 ；到…… 为止
eg：In some area of Africa, children get educated _____ ______ 12 years old.
在非洲的一些地区，孩子最多受教育到12岁。
_____ ______ now everything has been successful.
到目前为止，一切都很顺利。
【检测互评】
一．根据首字母提示完成句子。
1.We s______ two days helping the farmers to do the farm work last week.
2.The fish have died because of the p________ lake.
3.When I was a child, I was i________ in music.
4.The giant panda is one of the world’s most e_________ animals.
5.WWF is an i__________ organization that protects endangered animals.
6.His _______(weigh) is about 80 kilos.
二．用括号内所给词的适当形式填空。
1.The boy is ________ ________ of the two. (tall)
2.Where is the ________ bus stop? (near)
3.He is one of ________ ________ _______Politicians. (famous)
4.Tom drives much ________ ____________than John. (careful)
5.The Nile is ______ ________river in the world. (long)
6.She is_______ than all the other students. (young)
三．单项选择。
( )1. _____birth, Lily kept on crying.
A. On B. In C. At D. Of
( )2. I know _____about Shenzhen than you, so tell me some,please. m.
A. little B. some C. much D. less
( )3. Tony’s toys are ______ more than Susan’s.
A. many time B. many times C. much time D. more time
( )4. If there is ____pollution, the air in our city will be ____dirtier.
A. less; more B. more; much C. less; less D. more; more
( )5.In order to finish the project, we’ll have to work _____hours a day.
A. more two B. two more C. two another D. other two
( )6. Our club plans to ____20 new members. Do you want to join us?
A. make into B. take into C. make in D. take in
( )7. Friends are those who make you smile, always open their hearts to you and encourage you to____.
A. success B. successful C.successfully D. succeed
( )8. ________does the elephant ________?
A. What;weight B. What;weigh
C. How much;weight D. How much;weigh
【总结提升】 今日我的表现_______
我的收获_____________________________________________________________________
我的不足_____________________________________________________________________