2019秋九年級(jí)英語全冊(cè) Unit 6 When was it invented Section A 3（Grammar Focus-4c）教案 （新版）人教新目標(biāo)版

Unit 6 When was it invented?Section A 3 (Grammar Focus-4c)一、教學(xué)目標(biāo)：1. 語言知識(shí)目標(biāo)：1) 學(xué)習(xí)掌握下列詞匯：fridge, low, somebody, translate, lock, earthquake, sudden, all of a sudden, biscuit, cookie, instrument 2）進(jìn)行一步復(fù)習(xí)鞏固學(xué)習(xí)Section A 部分所學(xué)的生詞和詞組。3）進(jìn)一步學(xué)習(xí)運(yùn)用一般過去時(shí)態(tài)的被動(dòng)語態(tài)。4) 掌握主動(dòng)語態(tài)變被動(dòng)語態(tài)的方法，并通過不同方式的練習(xí)，來熟練運(yùn)用。2. 情感態(tài)度價(jià)值觀目標(biāo)：培養(yǎng)想象力，善于觀察事物。面對(duì)難題，用積極的態(tài)度去解決，發(fā)揮想象力，認(rèn)識(shí)世界，改造世界。二、教學(xué)重難點(diǎn) 1. 教學(xué)重點(diǎn)：1) 學(xué)習(xí)生詞fridge, low, somebody, translate, lock, earthquake, sudden, all of a sudden, biscuit, cookie, instrument2) 復(fù)習(xí)鞏固Section A 部分所學(xué)的生詞和詞組，達(dá)到熟練運(yùn)用的目標(biāo)。2. 教學(xué)難點(diǎn)： 1) 一般過去時(shí)態(tài)的句子變?yōu)楸粍?dòng)語態(tài)。2) 綜合運(yùn)用所學(xué)的知識(shí)進(jìn)行練習(xí)運(yùn)用。三、教學(xué)過程. Warming up and revision 1. Have a dictation of the new words learned in the last class. 2. Review some main phrases we learned in the last class. Check the homework. 3. Let some Ss tell something about how tea was invented by accident.Tell something about how tea was invented by accident.One day Shen Nong was boiling drinking water over an open fire. Some leaves from a tea plant fell into the water and remained there for some time. It produced a nice smell so he tasted the brown water. It was quite delicious and one of the worlds favorite drink was invented.Tell something about Lu Yu and his Cha Jing.Lu Yu “the saint of tea” mentioned Shen Nong in his book Cha Jing. The book describes how tea plants were grown and used to make tea. It also discusses where the finest tea leaves were produced and what kinds of water were used. It is believed that tea was brought to Korea and Japan during 6th and 7th centuries. In England, tea didnt appear until around 1660. The tea trade from China to Western countries took place in the 19th century. Grammar Focus. 1. 學(xué)生閱讀Grammar Focus中的句子，然后做填空練習(xí)。拉鏈?zhǔn)鞘裁磿r(shí)候被發(fā)明的？ _ _ the zipper _? 它于1893年被發(fā)明。 It _ _ in 1893. 它是由誰發(fā)明的？ _ _ it invented _? 它是由惠特科姆賈得森發(fā)明的。 It _ _ _ Whitcomb Judson. 茶葉什么時(shí)候被帶到朝鮮去的？ _ _tea _ to Korea? 茶葉在六到七世紀(jì)之間被帶到朝鮮。 It _ _ to Korea _the 6th and 7th centuries. 熱冰淇淋勺用來做什么？ What _ the hot ice-cream _ _? 它用于挖很冷的冰淇淋。 Its _ _ _ really cold ice-cream. 電話機(jī)在1876年被貝爾所發(fā)明。 The telephone _ _ _ Alexander Graham Bell in 1876. 貝爾于1876年發(fā)明了電話機(jī)。 Alexander Graham Bell _ the telephone in 1876. 2. 學(xué)生們根據(jù)記憶，看大屏幕來完成填空練習(xí)。3. 學(xué)生們完成填空試題后，可以打開課本檢查答案，對(duì)錯(cuò)誤的句子，單獨(dú)進(jìn)行強(qiáng)化記憶。. Grammar一般現(xiàn)在時(shí)的被動(dòng)語態(tài)中講到的“被動(dòng)語態(tài)的用法”和“如何將主動(dòng)語態(tài)(含“主+謂+賓”句型的句子)變?yōu)楸粍?dòng)語態(tài)”同樣適用于一般過去時(shí)的被動(dòng)語態(tài)，不同的是這兩種時(shí)態(tài)的被動(dòng)語態(tài)的構(gòu)成，重點(diǎn)講解一般過去時(shí)的被動(dòng)語態(tài)的構(gòu)成(was / were +及物動(dòng)詞的過去分詞)及在各種句式中的運(yùn)用。一般過去時(shí)的被動(dòng)語態(tài)的構(gòu)成為：was / were+及物動(dòng)詞的過去分詞。e.g. The bridge was built last year. The bridge wasnt built last year. Was the bridge built last year? Yes, it was. / No, it wasnt. When was the bridge built?【拓展】1. “不及物動(dòng)詞+介詞/副詞”構(gòu)成的短語動(dòng)詞，變成被動(dòng)句時(shí)，要把它們作為整體看待，介詞或副詞不可拆開或漏掉。e.g. My grandma was looked after by a nurse called Lisa. These posters were put up by our head teacher.2. 含有雙賓語的主動(dòng)句變被動(dòng)句時(shí)，可將主動(dòng)句中的直接賓語或間接賓語變?yōu)楸粍?dòng)句中的主語。如果把主動(dòng)句中的直接賓語(指物)變?yōu)楸粍?dòng)句中的主語，則需在間接賓語(指人)前加適當(dāng)?shù)慕樵~to或for。e.g. 主動(dòng)結(jié)構(gòu)：Mom bought me a new coat. 被動(dòng)結(jié)構(gòu)：I was bought a new coat. (間接賓語作主語) A new coat was bought for me. (直接賓語作主語)3. 有些動(dòng)詞常用其主動(dòng)形式表示被動(dòng)意義，如sell, wash, write等和表示感覺、知覺的系動(dòng)詞feel, sound, taste, smell等。e.g. This kind of pen writes well. The sweater feels very comfortable.4. 在主動(dòng)句中，使役動(dòng)詞(如make等)和感官動(dòng)詞(如see, watch, notice, hear等)后面常接不帶to的動(dòng)詞不定式作賓語補(bǔ)足語；但在被動(dòng)句中，這些詞后面的動(dòng)詞不定式都需要帶to。e.g. Tom was made to answer the questions in class by the teacher. Tim was seen to run in the playground last weekend. ExercisesI. 根據(jù)各題后括號(hào)內(nèi)的要求完成下列各題，每空一詞（含縮略形式）。1. My mother cleaned the room this morning.  (改為被動(dòng)語態(tài)) The room _ _ by my mother this morning.2. Was the model plane made by your brother? (補(bǔ)全肯定答語) _, it _.3. The bag was stolen last week. (改為否定句) The bag _ _ last week.4. The criminal was caught yesterday.  (對(duì)劃線部分提問) _ _ the criminal _?II. 將下列句子改為被動(dòng)語態(tài)，每空一詞。1. We put off the meeting. The meeting _ _ _ by us.2. Mother made me a new skirt. A new skirt _ _ _ me by Mother.3. They asked me to help them. I _ _ _ _ _.Answers: I. 1. was cleaned 2. Yes; was 3. wasnt stolen 4. When was; caught II. 1. was put off 2. was made for 3. was asked to help them. PracticeWork on 4a: 1. Tell Ss to read the sentences in 4a and rewrite the sentences using the passive voice. 2. 做題方法點(diǎn)撥示例： 點(diǎn)撥：原句為一般過去時(shí)態(tài)，原句的謂語動(dòng)詞為sold，賓語為the fridge；改為被動(dòng)語態(tài)時(shí)，應(yīng)將the fridge作主語，謂語動(dòng)詞用was sold的形式。 They sold the fridge at a low price. The fridge was sold at a low price. 點(diǎn)撥：分析原句的句子結(jié)構(gòu)可知，stole是謂語動(dòng)詞，my camera是句子的賓語；改為被動(dòng)語態(tài)句時(shí)，應(yīng)將my camera作句子主語，謂語動(dòng)詞用was stolen的形式。Somebody stole my camera from my hotel room. My camera was stolen from my hotel room. 學(xué)生們自主將其他三個(gè)句子變成被動(dòng)語態(tài)。 3. 最后，教師與同學(xué)們一起校對(duì)答案，并對(duì)學(xué)生們有疑問的地方進(jìn)行解釋，或做出合理的分析點(diǎn)撥。Where were these photos taken? We were advised not to go out alone. The book was translated into different languages by different writers. Work on 4b: Complete the sentences with correct forms of the verbs in the box. 1. 讓學(xué)生們閱讀方框中的詞匯，了解詞匯及句子的意思，為進(jìn)行填詞做好準(zhǔn)備。eat, like, invite, tell, lock, ring, break, bring2. 認(rèn)真閱讀每個(gè)句子，根據(jù)上下文確定空格處應(yīng)填的意思。3. 逐句進(jìn)行分析推敲，然后分析句子的時(shí)態(tài)及語態(tài)，用適當(dāng)?shù)男问教羁铡?) You _ to the party last night, werent you? Why didnt you go? 2) The earthquake happened all of a sudden, but luckily the villagers _ to a safe place. 3) The door _ when we arrived, so we _ the bell. 4) The students _ not to eat or drink in class, but Ruby _ the rule when she started eating a biscuit in science class. 5) The cookies _ by the hungry kids in less than 20 minutes, and they really _ them. 4. 最后，通讀一遍所有句子，進(jìn)行綜合理解，看句子的意思是否通順，合理。5. Check the answers with the Ss. 1. were invited 2. were brought 3. was locked, rang (前一句中，門是被鎖的，故應(yīng)用被動(dòng)語態(tài)；后一句中，我們?nèi)グ撮T鈴，是主動(dòng)語態(tài)。) 4. were told, broke (前一句中，學(xué)生們是被告訴不要做這些事情，故應(yīng)用被動(dòng)語態(tài)；后一句中，Ruby違反規(guī)則，則是主動(dòng)語態(tài)。) 5. were eaten, liked (前一句中，餅干是被孩子們吃掉了，故應(yīng)用被動(dòng)語態(tài)；后一句中，孩子們喜歡這些餅干，則是主動(dòng)語態(tài)。) . Practice Work on 4c: Decide whether active or passive forms should be used in these sentences. Write the correct forms in the blanks. 1. 先通讀小短文，了解大意。The telephone _ (invent) by Alexander Graham Bell. He _ (born) in 1847. Mr. Bell _ (work) on the invention of the telephone with Thomas Watson. In 1875, Mr. Bell _ (learn) how to send musical notes through an instrument similar to a telephone. Finally, the telephone _ (invent) in 1876. The first sentence that _ (say) on the telephone by Mr. Bell was “Mr. Watson, come here; I want to see you.” Today the telephone _ (use) around the world. 2. 逐句分析每一句話的意思，確定句子主語和謂語動(dòng)詞之間主動(dòng)或被動(dòng)關(guān)系。3. 結(jié)合句子的時(shí)態(tài)，填上正確的形式。4. 復(fù)讀短文，看是否通順。5. Check the answers. Exercise單項(xiàng)選擇。1. Tell me one thing youre proud of in your junior high school, Tony.I _ as captain of the school football team.A. choose                           B. chose      C. am chosen                      D. was chosen 2. Last March, many trees _ along the streets to make our city more beautiful.A. were planted                 B. were planting  C. had planted                  D. planted3. The students in this school are made _ school uniforms on Monday.A. to wear                           B. wearing   C. wear                               D. worn4. Mary was heard _ just now. What happened?Joe was telling her some jokes.A. cry                       B. laugh      C. to laugh                           D. to cry5. The latest novel _ just now. But it will come out again soon.A. sells out                   B. is sold out     C. has sold out                 D. was sold out6. The food looked bad, but it _ OK.So we cant judge a man by his appearance.A. is tasted                 B. tastedC. was tasted                       D. taste7. Wow! You have a ticket to Easons concert!Haha . It _ for me by my cousin.A. has bought                   B. boughtC. is bought                         D. was boughtHomework 補(bǔ)全下列主動(dòng)句變被動(dòng)句。1. Jenny put her clothes in the suitcase last night.Her clothes_ _ in the suitcase last night.2. The twins sang an English song that day. An English song _ _ _ by the twins that day.3. Did they build a bridge here a year ago?   _ a bridge _ here by them a year ago?4. They sold out the light green dresses yesterday. The light green dresses _ _ _ out.6