Unit 1 Great Scientists教案

step8 assignments
1. revise the vocabulary.
2. do e 1—3 in “discovering useful words and expressions”.
3. preview “discovering useful structures”.

period 4  learning about language
step 1. revision
1. review some language points in the text.
2. review the new words of unit 1
step 2 check ex 1 of discovering useful words and expressions
ask some ss read the passage sentence by sentence.
ex.1: examined   put forward  exposed  cure  immediately   look into  announced  instruct  valuable
step 3 check ex 1 of discovering useful words and expressions

ex. 2: make a telephone call               make a decision
make a plan                      make a contribution
make a speech                    make a noise
make a change                    make a description
step 4.exercise
ask some ss to tell the meaning of the phrases in ex 3.
ask the ss to make sentences with each of phrases.
step 5. assignment and home work
    prepare discovering useful structures on page 4.
period 5&6   grammar
teaching aims:
   1. to learn the uses of v-ed as the attibutive and predicative
   2. to grasp the difference between v-ed and v-ing
teaching procedures:
step 1 revision
1. read the vocabulary from beginning to “be strict with”.
2. check the homework.
step 2 discovering useful structures
一.過去分詞做表語(yǔ)和定語(yǔ)
過去分詞作表語(yǔ)
1.過去分詞可以置于系動(dòng)詞后做表語(yǔ)。常用的系動(dòng)詞有be, get, become, grow，seem，turn，remain，appear，feel， look，sound等。
 e.g. the whole world were shocked at the news of israel’s killing yassin， the founder and spiritual leader of hamas.聽到以色列殺害哈馬斯創(chuàng)始人和精神領(lǐng)袖亞辛的消息，全世界都為之震驚。 
    the case seems（to be) connected with some big shot.這個(gè)案子好像與某個(gè)大人物有關(guān)。
2.常用作表語(yǔ)的過去分詞有：
interested, moved, discouraged, amused, astonished，surprised，frightened， excited，moved，inspired，tired，worried，hurt， crowded， gone，
broken，dressed，wounded，pleased等。
3.及物動(dòng)詞的過去分詞作表語(yǔ)，與句子主語(yǔ)是被動(dòng)關(guān)系，表示主語(yǔ)的狀態(tài)，既表示被動(dòng)，又表示完成。
    e.g.  the cup is broken. 茶杯破了。