《When was it invented?》PPT課件7
Ⅰ. 單詞填寫
1. 幾乎; 差不多(adv. )__________________
2. 統(tǒng)治者; 支配者(n. )__________________
3. 煮沸; 燒開(v. )__________________
4. 保持不變; 剩余(v. )__________________
5. 氣味(n. ) __________________
答案: 1. nearly 2. ruler 3. boil 4. remain 5. smell
6. 翻譯(v. ) _________________
7. 鎖上; 鎖住(v. )_________________
8. 地震(n. ) _________________
9. 突然(的)(adj. )_________________
10. accident(n. )→__________ (adj. )意外的; 偶然的
11. nation(n. )→__________ (adj. )國家的; 民族的
12. music(n. )→__________ (adj. )音樂的; 有音樂天賦的
答案: 6. translate 7. lock 8. earthquake 9. sudden
10. accidental 11. national 12. musical
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句型填詞
1. 茶是偶然被發(fā)明的。
Tea__________ invented__________ __________ .
2. 據(jù)說一位中國的統(tǒng)治者神農(nóng)是第一個發(fā)現(xiàn)茶可以作為飲料喝的人。
__________ __________ __________ that a Chinese ruler called Shen Nong was the first__________ __________ tea as a drink.
答案: 1. was; by accident 2. It is said; to discover
3. 人們相信茶在第六和第七世紀被帶到了韓國和日本。
__________ __________ __________ that tea__________ __________ to Korea and Japan during the 6th and 7th centuries.
答案: It is believed; was brought
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【歸納拓展】 It +be +過去分詞+that從句
(1)It is believed that. . . 人們認為……
(2)It is supposed that. . . 據(jù)猜測……
(3)It is reported that. . . 據(jù)報道……
(4)It’s known that. . . 眾所周知……
語法聚焦
【觀察領(lǐng)悟】觀察下列句子, 思考一般過去時的被動語態(tài)的用法。
①The computer was invented in 1976.
②The computer wasn’t invented in 1876.
③Was the computer invented in 1976?
④When was the computer invented?
⑤Who was the computer invented by?
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一、一般過去時的被動語態(tài)
1. 構(gòu)成: 主語+was/were +及物動詞的過去分詞。
2. 各種句式:
①肯定句: 主語+ was/were +及物動詞的過去分詞+其他。
②否定句: 主語+ was/were + not+及物動詞的過去分詞+其他。
③一般疑問句: Was/Were +主語+及物動詞的過去分詞+其他?
④特殊疑問句: 特殊疑問詞+一般疑問句式?
二、使用被動語態(tài)應(yīng)注意的幾個問題
1. 不及物動詞無被動語態(tài)。
What will happen in 100 years? 100年后將會發(fā)生什么事?
2. 有些動詞用主動形式表示被動意義。
①This pen writes well. 這支鋼筆好用。
②This new book sells well. 這本新書很暢銷。
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關(guān)鍵詞：《When was it invented?》教學課件，人教版九年級上冊英語課件，九年級英語幻燈片課件下載，《When was it invented?》PPT課件下載，.ppt格式
