2a充电器是什么意思_2A Unit4 Clean the table,please

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教学目标:
1、学生能熟练认读新词：door. window. desk. sofa. table. chair
2、学生能熟练运用句型：clean the …,please.  all right. / ok.
教学重点：复习本单元的新词新句。
教学难点：学生能熟练掌握运用本单元的新词新句。
教学准备：ppt、单词图片、练习卷
教学过程：
step one:warm up
1. review the words (unit1-unit3)
2. say a rhyme: “what is she?”
step two: presentation
1. look and guess
t show the pictures and ask: “what’s that?”
ss look and guess.
play “little train” and read the words after t again.
2. look and read
t give all the words: door. window. desk. sofa. table. chair
ss read after t, then try to spell the words together. (boys&girls)
3. listen and do
t say the words
ss repeat and show the pictures as quickly as possible.
4.review the structure
(1) t show a room
t: “look, it’s a door, a window, a desk, a sofa, a table, a chair.
now, they’re very dirty, helen is coming!”
helen: “让我们一起来打扫吧。”  “先打扫哪里呢？”
      “clean the …, please.”
ss look and give some suggestions: “clean the …, please.”
after all the things are cleaned, t say: “now, it’s very bright.”
(2) listen and do
t: “let’s clean our classroom.”
ss listen to the t and do sth.
t: “clean the …, please.”
(3) work in pairs
s1: “clean the …, please.”
s2: “all right. / ok.”
(4)open the book and read after t
step three: do exercises
一、听录音，选出你所听到的单词。
(    ) 1. a, desk    b. doctor     (    ) 2. a. door     b. dog
(    ) 3. a. worker  b. window    (    ) 4. a. teacher   b.table
(    ) 5. a. car     b. chair
二、听录音，选出你所听到的句子。
(     ) 1. a. clean the desk,please.     b. clean the door,please.
(     ) 2. a. all right.                b. it’s bright.
(     ) 3. a. look at the window.       b. look at the sofa.
(     ) 4. a. so round and so bright.     b. so big and so bright.
(     ) 5. a. what’s she?              b. who’s she?
三、请将下列单词进行大小写转换。
  1.  desk          2.  window           3. bright12
4.  look         5.   night
四、问答配对。
(    ) 1. look at the moon.            a. she’s my mum.
(    ) 2.what’s he?                  b. ok.
(    ) 3. clean the table,please.        c. he’s a teacher.
(    ) 4. who’s she?                  d. i’m helen.
(    ) 5. what’s your name?           e. it’s small.
2a unit4 clean the table,please 来自。 12

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