unit 3 online travel(grammar ii)學案
學習目標：
1 to become familiar with the function of the word ‘by’ to indicate the agent who does something
2 to consolidate the passive voice
學習重點：
to become familiar with the function of the word ‘by’ to indicate the agent who does something
學習難點：
to consolidate the passive voice
教具學具：
blackboard, ppt, etc
教 學 設 計
一、預習書後新單詞和課本內容。
二、完成下面的預習題：
（一）寫出下列動詞的`過去分詞和現在分詞。
1. buy ______ ________ 2. teach _________ _________
3. sell ______ ___________ 4. catch ________ _________
5. design _______ _________ 6. cut _______ -_________
7. produce ________ ________ 8. set ________ _________
9. earn _________ ____________ 10 print _________ _________
（二）根據句意、首字母或中文提示完成下列句子。
ie doesn’t know how to open her ___________ (電子詞典)
2. let’s ___________ (重啓) the computer, ok?
3. we should check the ___________ (設置) of the computer first.
4. please _________ (連接)your computer to a telephone line.
5. p_________ the green button, then the machine will be turned on.
6. before simon can play the game, he must ________ (通過)a test.
7. princess laura was born in __________ （魔幻）land eighteen years old.
8. mr. green is over six f___________ tall.
9. princess laura was caught by an e___________ witch.
10. the game is set on __________ (火星)
教 學 環 節
一、預習交流
step ⅰk the preparation out.
二、展示探究
step ⅱ. having a revision
get the students to review the structure of the passive voice, including the simple present tense and the simple past tense.
when can we use the passive voice?
change the following sentences into passive voice:
1. people make this kind of computer in beijing.
2. people use this kind of computer widely.
3. my father mended the computer for me.
4. mum often washes clothes for us.
5. they search the information on the internet.
step ⅲ. presenting
can use ‘by’ to say who or what does the action.
through the sample sentences on page 49 and make them understand how to use ‘by’.
the students to complete ‘work out the rule!’ on their own. ask a volunteer to read out the rule.
step ⅳ. practising
1. simon has bought a new educational cd-rom called ‘saving princess laura’. before he can play the game, he must pass a test. 共3頁，當前第1頁123
(show the pictures in part b1 on pages 50-51 to the students.) help simon pass the test by rearranging the words to form correct sentences.
2. millie has bought a new educational cd-rom. daniel is asking her some questions about it. (show the profile of the game to the students.) according to the information about the cd-rom, complete the conversation between millie and daniel in part b2 on page 51.
step ⅴadditional language points
1. in our book, we only learn the use of the past and present form of the passive voice, but there are some other forms of the passive voice we should know.
常見被動語態的動詞形式(以give爲例)
一般現在時 am(is／are)given
一般過去時 was(were)given
一般將來時 shall(will)be given
現在進行時 am(is／are)being given
過去進行時 was(were)being given
現在完成時 has(have)been given
2. 感官動詞和使役動詞在主動結構中，後面接不帶‘to’的不定式，但如果改爲被動句，則需要把省略的‘to’加上，這類動詞有hear, watch, make, help, let, see, have等等。如：
a. the boss made us work twelve hours a day. 改爲
we were made to work twelve hours a day.
b. they often hear the girl sing in the room. 改爲
the girl is often heard to sing in the room.
doing additional exercises
complete the sentences in the passive voice. use the correct forms of the verbs in the box.
build, eat, paint, steal, catch, grow, sell, write
1. this picture _____ by millie.
2. coke _____ all over the world.
3. rice _____ in china.
4. some money _____ from the bank yesterday.
5. the thieves _____ by the police.
6. this flat _____ in 1986.
7. this newsletter article _____ by daniel.
8. all the snacks _____ before the party ended.
step ⅵ. sum up
三、檢測反饋
（一）用括號內所給動詞的正確形式填空。 (請注意時態和語態兩個方面噢)
's said(據說) that the long bridge______________（build）in two months．
h language _______the most widely_______（speak）in the world？
lost boy_____________（not find）so far．
year a large number of trees______________（cut）down．
5. the students _____ often _____(tell) to take care of their desks and chairs.
6. the old man is ill. he ______ (must send) to the hospital.
7. vegetables, eggs and fruits_________ (sell) in this shop. 共3頁，當前第2頁123
8. what _______ knives ______ (make) of ?
they_______________(make) of metal(金屬) and wood.
9. can the magazine ________ (take) out of the library?
10. the room _____________ (clean) by me every day.
11. the stars can’t _____________ (see) in the daytime.
12. some flowers _______________ (water) by li ming already.
13. this kind of shoes __________ (sell) well.
14. how long _____ your uncle ______(be) in the city?
15. ______ you _______(see) the film yet?
yes, i _______(see) it last week.
food _____________ (smell) delicious.
17. look! someone __________(dance).
（二）按要求改寫下列句子，一空一詞。
tea grown in south china？（改爲主動語態）
_______ people _________ tea in south china？
2.i am given a birthday present by my parents every year．（同義句轉換）
a birthday present _______ _______ _______ _______by my parents every year．
work is going to be finished in two days. (對劃線提問)
how_______ _______ the work going to be finished ?
4. the children will sing an english song. (改爲被動語態)
an english song ______ ______ _______ by the children.
5. you needn't do it now. (改爲被動語態)
it ______ ________ ________ by you now.
6. people use metal for making machines. (改爲被動語態)
metal ________ _________ _______making machines.
7. he made me do that for him. (改爲被動語態)
i ______ ________ ________ ______ that for him.
8. did they build a bridge here a year ago? (改爲被動語態)
__________ a bridge ____________ here by them a year ago?
9. they have sold out the light green dresses. (改爲被動語態)
the light green dresses ________ _________ ___________ out.
call the game “lianliankan”. (改爲被動語態)
the game _______ ________ “lianliankan” by us.
四、課後作業
a. go over what we have learnt.
b. correct the mistakes in the following sentences.
1. word processing skills is taught in our school.
2. football is played by all over the world.
3. the printer didn’t sold last month.
4. the book was bought by i yesterday.
5. the old people are spoken politely.
