四年级下册英语课件-M5Unit 2 They were young∣外研社(三起)

She is tall. She wasn’t tall then. She was short.
It is clean.
It wasn’t clean then.
It was dirty.
知识点 2
They weren’t old then. 他们那时不年老。
含有be 动词的一般过去时的否定句 句型结构： 主语（ 复数） ＋weren’t+ 其他. 例句： They weren’t in Shanghai then. 那时他们不在上海。
典例 单项选择。
B Her grandparents ___________ old then.
They _________ young. A. was, were B. weren’t, were C. wasn’t, was
点拨： 从句意可知，本句表达的意思是“她的祖父母那 时不老，他们那时年轻。”所以两个句子都要用
知识点 4
/ dɜːti/ adj.（形容词）脏的［四会］
例句： The classroom is very dirty. 教室里很脏。 发音： 字母组合ir 发/ɜː/ 音。 反义词记忆法： clean 干净的
They were/ weren’t old then. They are/aren’t young now.
本节课我们学习了以下知识，请同学们一定加
强巩固，以便能和同学们进行灵活交流哦！
重点单词：wasn’t, weren’t, clean, dirty 重点句式：But it wasn’t beautiful then. They weren’t old then.
1 熟记本节课所学的句型、短语和单词，必须会 听、说、读、写。 2 将Listen and read朗读流利。 3 完成配套的课后作业。
Module 5
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It was/wasn’t thin then. It is/isn’t fat now.
He was/wasn’t short then.
It was/wasn’t clean then. It is/isn’t dirty now.
He is/iபைடு நூலகம்n’t tall now.
A little chick.
一、选择合适的单词完成句子。 1. It ______ was (was/wasn’t) dirty then. But it is so clean now. is (is/was) long. 2. Now my hair _______ was 3. I _________ (was/am) two then. 4. Look at the picture. They _____ were (were/was) young then. weren’t (wasn’t 5. They are my grandparents. They __________ /weren’t) old then.
一般过去时，动词都要用复数形式，第一个空还
要用否定形式。
weren’t /wːnt/ v.（动词）不是 例句： They weren’t tall then.
他们那时不高。
完全形式： were not
知识点 3
/kliːn/ adj.（形容词）干净的
发音： ea 字母组合读/iː/。
例句： The T-shirt is clean. T 恤衫是干净的。 反义词记忆法： dirty 脏的 一词多义： clean v. （动词）打扫 词形变化： cleaner 清洁工
No, she isn’t. Is she Tingting? Is she Fangfang? Yes, she is.
Talk about yourself.
I was five. I was in Beijing. My hair was long then. My hair is short now.
It was very young. It was very cute.
Cheep，cheep，cheep.
A little chick. A big red hen.
It is very old.
It is very fat. Cluck，cluck，cluck. A big red hen.
She was short. Now she’s tall. Her hair was long. Now her hair is short...
Oh, it’s very beautiful.
But it wasn’t beautiful then.
知识点 1 But it wasn’t beautiful then. 但它以前不漂亮。 含有be 动词的一般过去时的否定句 句型结构：主语（单数）+wasn’t+ 其他. 用法： 用来描述某人或某物过去的特征。 例句： He wasn’t tall then. 他那时不高。
wasn’t / wɒznt/ v.（动词）不是 例句： She wasn’t fat then. 那时她不胖。 It wasn’t big then. 那时它不大。 完全形式： was not 复数形式： weren’t
They are old. They weren’t old then. They were young.