小学英语新版-牛津译林版六年级上册Unit 4 Then and now课文配套课件ppt

这是一份小学英语新版-牛津译林版六年级上册Unit 4 Then and now课文配套课件ppt，共21页。PPT课件主要包含了flew，take，wear，lose，see，get，went，eat，were，buy等内容，欢迎下载使用。

1. 掌握culd, culdn’t, ag的用法；2. 掌握部分不规则动词的过去式；3. 能在具体情境中区别使用一般过去时和一般现在时；4. 能够就自己、他人及生活的变化展开简单的英文表述；在话题讨论和课堂学习中能够感悟到时间带给我们的变化
3.I culdn’t drive twenty years ag.
1.Seventeen years ag, I culd teach.
4.Three days ag, I was very fat.
2.A week ag, I culdn’t speak English.
culdn’t= culd ntculd/culdn’t后接动词原形
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ag表示时间的短语，既可以放在句首， 与后面的句子用逗号隔开； 也可放在句末。
culdn’t= culd nt culd/culdn’t后接动词原形
I culdn’t drive twenty years ag.
= Twenty years ag, I culdn’t drive.
When d we use “ag”?Simple present tense B. Simlpe past tense （一般现在时） （一般过去时）
一般过去时PK一般现在时
culd read, drawculdn’t write
can d many things
wrte lettersused the telephne
writes emailshas a mbile phne
made friends at…bught things frm...
has e-friendsdes shpping
listened t the radiread newspapers
watches … reads …
Tips: 1. 阅读句子，找出不同。2. TS互说互评3. T回答 S回答
一般过去时 一般现在时
表示过去的事情或状态 表示目前通常性、 习惯性的事情或状态 动词无三单变化 动词有三单变化
1. In the past, the duck ugly. 2. His brthers and sisters like him. 3. He fly. But he culd swim very well. 4. His friends, the cat and the hen all at him. S he felt sad. 5. Nw it is spring. The duck can . He ___ a beautiful swan nw!
Tip:注意观察时间和主语
迅速说出下列单词的过去式或原形！
Little train
Twenty years ag
My hair was shrt.
Tips: 1. 仔细看图描述。2. TS互说互评。3. T给予评价。
1.Which was I twenty years ag?
2.What abut five years ag?
Is it gd t grw up ?Why?
Listen and say
but nw .
but nw .
3. , but nw … … .
4. , but nw … … .
Time changes ur life.
1.Many years ag, children culd play with friends,
2.Many years ag, peple ate dumplings,
Tips: 1.TS一组选择一个方向说说其变化。2. TS互说互评。3.T回答 S回答
Check ut time 《课课练》完成课课练P50的C部分、P51 D部分
Tips:1. 独立完成2. 核对批阅3. 订正评价