课件18张PPT。Unit 1
How tall are you?Let's learn & Match and sayPart BLearning goals能够掌握smaller、bigger、thinner、heavier、stronger这五个形容词的比较级 ;
能够正确运用以上单词描述人物和事物的特点；
了解有的形容词原级变为比较级要双写词尾字母，再加-er或变y为i ，再加-er；
正确运用形容词比较级填充句子并描述图片的活动。thinnerheavier更重的更瘦的biggersmaller更小的更大的weakerstronger更强壮的更虚弱的stronger更强壮的New words形容词比较级变化规则总结1. 基本构词规律：形容词+eryoung→younger old→older2. 以重读闭音节结尾,且末尾只有一个辅音字母的词→先双写该辅音字母,再+erbig→bigger thin→thinner3. 以辅音字母加y结尾的词→先改y为i，再+erheavy→heavier angry→angrier 课 文ExampleRole-playSummary1. 形容词比较级变化规则总结。2. 问答体重的句型：—How heavy are you ?
—I’m+体重+kilogram(s).Exercise写出下列形容词的比较级。1. young ____________
3. funny ____________
5. small ____________
7. heavy ____________
9. thin ____________
2. short ____________
4. old ____________
6. big ____________
8. strong ____________
10. fat ____________
youngersmallerheavierthinnerstrongerolderbiggershorterfunnierfatterMike’s fish is than ___ ____. shorterSarah’sWu Yifan’s fish is bigger than Chen Jie’s. Oliver’s fish is heavier than Wu Yifan’s. Chen Jie’s fish is shorter than Sarah’s. I can sayRole-playHow big is your fish?My fish is+形容词比较级+ than …’s.提示( ) 1.?Oliver’s fish?is?_________ than?Chen Jie’s.?
A.?heavier???? B.?heavy?? ? ? C.?heavyer ( ) 2.?John is?_________?and?_________?than?Jim.? A.?thin;?tall??? ??B.?thiner;?taller? C.?thinner;?taller ( ) 3. —How_________ are you? ?— I’m 50 kilograms.
A.?tall????? B.?heavy?????? C.?old Exercise一、单项选择。ACB二、看表格，做题。1.?Sarah?is?one year _________ than?Kate.?
2.?_________ is the tallest.? 3. Sarah’s feet are___________ than Mike’s?and _________ than Kate’s.olderJimsmallerbiggerHomeworkDo a survey， fill the form and repot your findings.寻找“班级之最”。
