内容正文:
Unit 4 Amazing Plants and Animals
第三课时 Section A(Grammar Focus)
班级: 学号: 姓名:
【学习目标】
1.能够系统归纳形容词和副词的最高级的构成规则(包括规则变化和不规则变化形式),并准确理解最高级形式在比较三个及以上事物时的表意功能。
2.能够在动植物比较以及其他生活语境中,正确运用形容词和副词的最高级形式,描述各种动植物的显著特征,并能发表自己的理解与看法。
【预习感知】
重点单词
☆名词 1.n.陆地;土地 v.降落;着陆 2.n.玫瑰;蔷薇3.n蝴蝶
4.n.翅膀;翼 5.n千克;公斤
☆动词 6.v.有....重;称重量 7.v.相信;认为有可能
必备短语
☆动词短语 8.散步
【课堂同步】语法探究-形容词&副词最高级
变化类型
具体规则
示例
规则变化
(单音节词和
部分双音节词)
一般情况:词尾加 est
small→smallest; short→shortest
以字母e结尾:词尾加st
cute→cutest; brave→bravest
重读闭音节词尾只有一个辅音字母:双写该辅音字母,词尾加est
thin→thinnest; fat→fattest
以“辅音字母+y”结尾的双音节词:y改为i,词尾加est
happy→happiest: noisy→noisiest
规则变化
(多音节词和
部分双音节词)
词前加 most
beautiful→most beautiful;
interesting→most interesting
不规则变化
-
good/well→best; bad/badly→ worst; little→least;many/much→most; far→farthest/furthest
【课堂同步】最高级核心结构与句型
句型
结构
示例
句型1
主语+be+the+最高级+范围
Ginkgo is the oldest (old) tree in the park.
句型2
主语+动词+the+最高级(副词)+范围
This bird sings the most beautifully (beautiful)
in the forest.
句型3
主语+be+one of the+
最高级+可数名词复数+范围
Bamboo is one of the most useful (useful) plants
in China.
1. The Great Wall is the longest (long) wall in the world.
2.She dances the most beautifully (beautiful) in her class.
3.Tigers are one of the most dangerous (dangerous) animals in the world.
4.Qomolangma珠穆朗玛峰 is the highest (high) mountain in the world.
Take care of animals and plants because we cannot live without them.
爱护动植物,因为我们的生存离不开它们。
【当堂巩固】
☆情景交际
1.你告诉朋友世界上最大的陆地动物是非洲象,你会说
2.Jim告诉你蓝鲸是世界上最大且最重的动物,他会说:
3.Amy说猎豹是所有陆地动物中跑得最快的,她可以说:
4.你认为世界上最有用的植物是竹子,你可以说:
5.朋友们说它或许是世界上最有趣的植物,他们会说.
【课后巩固】
一、语法训练 请根据语境选用所给形容词的正确形式补全句子。
1.-Which is (small)salt lake in Qaidam Basin? -The Chaka Salt Lake. I'm sure about it.
2.Xiapu is one of (beautiful) cities in Fujian.
3.Who runs (fast),Jim, Tom or Sam?
4.What is (heavy) animal in the world?
5.What is (big)flower in the world?
二、选择填空
( )1.Chinese people love the ginkgo as it is a_of hope and long life.
A.symbol B.guide C.place
( )2.-If you buy this phone online, you can have it at a much_price.
-Oh,really? I can't wait to check online.
A.cheaper B.higher C.lower
( )3. It was reported that Finland was the world's_country.
A.happy B.happier C.happiest
( )4.-What do you think of the store,Harry?
-It has the food,so few people go there to buy things.
A.worst B.best C.latest
( )5.From the pictures,we can know .
¥15 ¥18 ¥30
A. the pen is more expensive than the bag
B. the bag is the most expensive among them
C.the bag is cheaper than the pen and the cup
☆看图写话
1.cute,world
2.tall,of
3.heavy,land
4.symbol,love
1.
2.
3.
4.
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