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1、課題 Unit 9 When was it invented？ 學習目標 了解主動語態(tài)和被動語態(tài),主動語態(tài)表示主語是動作的執(zhí)行者, 被動語態(tài)表示主語是動作的承受者；被動語態(tài)的構成“助動詞be+及物動詞的過去分詞”。 學習重點 一般現(xiàn)在時的被動語態(tài) 重點句型When was it invented? It was invented in 1885. When were electric slippers invented? They were invented last year. Who were they invented by? They were invented b

2、y Julie Thompson. What are they used for? They’re used for seeing in the dark 第一課時Section A（1a—2c） 學習目標 了解一般過去時的被動語態(tài)及特殊疑問句。 學習重點 一般過去時的被動語態(tài) 詞匯 invent. calculator be used for scoop adjustable heel battery operate slipper heat 課堂導學方案 invent；find；find out; discover invent意為“發(fā)明”，指通過

3、勞動運用聰明才智“發(fā)明／創(chuàng)造”出以前從未存在過的新事物。 Who invented the telephone？ 是誰發(fā)明電話的？ He invented a new teaching method．他發(fā)明了一種新的教學方法。 find意為“找到、發(fā)現(xiàn)”，指找到或發(fā)現(xiàn)自己所需要的東西或丟失的東西，著重指找到的結果。 We've found oil under the South Sea．我們已在南海發(fā)現(xiàn)了石油。 They finally found a way． 他們終于找到了辦法。 意為“發(fā)現(xiàn)”，表示“偶然”或“經(jīng)過努力”發(fā)現(xiàn)客觀存在的事物、真理或錯誤，即指發(fā)現(xiàn)原來客觀存在但不為

4、人所知的事物，也可表示發(fā)現(xiàn)已為人所知的事物的新的性質(zhì)或用途。 Columbus discovered America in1492．哥倫布1492年發(fā)現(xiàn)了美洲。 We soon discovered the truth． 我們很快就弄清了真相。 find out指經(jīng)過研究或詢問查明某事或真相。 I've found you out at last.我終于把你揭露了。 Please find out when the ship sails for New York.請打聽一下那艘船什么時候開往紐約。 Please find out what time the delegation w

5、ill come.請查一查代表團什么時候來。 1．Edison ＿＿＿＿ the electric lamp． 2．I lost my necklace last night．I haven’t ＿＿＿＿ it． 3．Who ＿＿＿＿ America first？ 4．Can you ＿＿＿＿ what time the train leaves？ be used by的意思是“由（被…使用。” “used to加不定式”表示過去常常干某事現(xiàn)在不在干了。 例如: I used to go to work by bus. Now I take a taxi. She used

6、to be very shy. “be used to doing”表示習慣于干某事 ▲ be used for意為“（某物）被用做……”其后接名詞、代詞或動名詞。如： （1）This kind of bamboo can be used for water pipes . 這種竹子可用作水管。 （2）A knife can be used for cutting bread . 刀可用來切面包。 be used to do sth. 也可表示“（某物）被用做……”，但其后接動詞原形。如： （3）A hammer is used to drive nails . 錘子是

7、用來敲釘子的。 提示：be used as相當于be used for的用法。如： （4）The girl is being used as a servant in the house . 這個女孩在家里被當做傭人使喚著。 達標檢測 單項選擇 ( ) 1 The People's Republic of China __ on October 1, 1949. A. found B. was founded C. is founded D. was found ( ) 2 English ____ in Canada. A. speaks B.

8、are spoken C. is speaking D. is spoken ( ) 3 This English song __ by the girls after class . A. often sings B. often sang C. is often sang D. is often sung ( ) 4 This kind of car ___ in Japan . A, makes B. made C. is making D. is made ( ) 5 New computers ___ all over the wo

9、rld. A. is used B. are using C. are used D. have used 用所給詞的適當形式填空 1.Edison was a great ____ (invent) and he invented more than one than one thousand ____( invent ). 2. The old people should _____(speak) to politely. 3. A stamp is used for ______(send) letters. 4.–Who _____ (save) her father?---He (save) by that policeman. 5. The teacher’s office _______(clean) by us yesterday.