7B unit5 Grammar導學案

5.(   ) listen! i hear tom ______ in the next room.
a. sing        b.  sings      c. sang       d. singing
6.(   ) don’t leave the lights _______ when you are ________.
a. in, out      b. out, in      c. on, out      d. out, on 
【課前預習】
完成書上p82 a1, p83 a2, p84所有填空 .

【語法小貼士】
1. 情態動詞can/could表示能力,could是can的過去式.
例如 他五歲時就會游泳。   he _____ swim _____ the ______ of five.    
我10歲前不會說英語，但現在我會了。
i _____speak english _____ i was ten. but now i ______.
2. can/could表示可能, could表示的可能性小于can ，多用于疑問句和否定句.
假如我們不小心火的話，可能是非常危險的。
fire _______ ________ dangerous if we are not ________.
他會是李明的父親嗎？_______ he _______ li ming’s father?
他此刻不可能在家。 he _____ ______ at home right now.
那個時候任何事情都可能發生在她的身上。
anything ________ happen _________ her at that moment.
3. 感嘆句的兩種基本句型：
a）what + 不定冠詞（a / an）+ 形容詞 + 名詞（單數）！
   親愛的同學你能否告訴老師什么情況下沒有不定冠詞
   1.當名詞是_____________  2. 當名詞是_____________
b）how + 形容詞 + 主語 + 謂語！
  試完成下列句子
多勇敢的孩子啊！ _____ a brave child! = _____ brave the child is !
多么令人激動的消息啊！
what _____________________________________!
  這些毯子真好看！
what ______________________!
練一練： 用what, what a, what an, how填空。
1.___________ beautiful the west lake is!
2.___________ wonderful the basketball match is!
3.___________ interesting class it is!
4.___________ lovely that little girl is!
5.___________ nice soup it is!
6.___________ time flies!
7.___________ nice flowers!
8.___________ bad weather!

【教學過程】 
1.  revision
2. presentation
fly a kite, ride a bike, go skiing, row a boat
    t: i can ride a bike. what about you? can you ride a bike?
s: yes, i can./ no, i can’t.
t: i can row a boat, but i couldn’t row it five years ago. what about you?
s: i can row a boat now. i couldn’t row it in the past. i can’t row a boat.
3. work in pairs
s1: can you fly a kite?
s2: yes, i can./  no, i can’t.
s1: could you go skiing in the past?
s2: yes, i could./ no, i couldn’t.
4. is it possible?
t: i know most boys love playing basketball, but i’m afraid you cannot play it every day. why?
s1: because it is a rainy day.