人教版 (PEP)四年级上册Unit 1 My classroom Part B图文课件ppt

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teacher’s desk
What's in the classrm?
Wh are they?
They want t clean the classrm.
Wu Yifan, Mike,Jhn and Zhang Peng.
What are they ging t d?他们想做什么？
Let's+动词原形, 这是一个祈使句，表示建议。
let me 和let’s 一样， 都是以let引导的祈使句,一般表示“建议”或“请求”. 后面接动词原形
1. Let me ... 让我 如：Let me clean the dr.2. Let us ... 让我们（不包括对方）如：Let us help yu.3. Let’s ... 让我们（包括说话对方）如： Let’s g t schl.
Let me help yu. 让我来帮你吧！当别人给你帮助时，要礼貌的说：Thank yu. / Thanks!
Let's clean the classrm.
Let me clean the windws!
Let me clean the teacher's desk!
Let me help yu!
Thank yu!
1. Read ludly by yurself.自己大声朗读。
2. Read with yur grup members.分角色朗读。
Let's _______________.
Let me _______________!
Let me __________________!
Let me _______!
_______!
clean the classrm
clean the teacher's desk
clean the windws
1. 四人一组.大声朗读
2. 小组比赛.整齐，正确
3.声音响亮.语音语调标准
把纸签折叠粘贴成正方体纸盒。
扔骰子：每人依次投掷纸盒，看到正面显示的短语，运用句型Let’s / Let me…说出句子
Let me _________________.
clean the windws
clean the desks
Grup wrk4-6人一组
( )1. A. what B. fan C. blackbard( )2. A. me B. us C. wall( )3. A. clean B. help C. me( )4. A. where B. flr C. cmputers( )5. A. help B. teacher's desk C. let
选出每组中不同类的一项
（ ）1. Let ______ pen the dr. A. I B. my C. us （ ）2. Let me help yu! -______ A. Thank yu！ B. OK！ C. Where is it? （ ）3.-_____ is the fan? -It’s n the wall. A. What's B. Where C. Hw
句型：Let’s/Let me+动词原形 Let’s clean the classrm. Let me clean the windws. Let me help yu.