寧夏銀川市第四中學(xué)九年級英語全冊 Unit 9 When was it invented.Section B 3a-4b學(xué)案（無答案） 人教新目標(biāo)版

1、unit 9 when was it invented.section b 3a-4b學(xué)案一教學(xué)準(zhǔn)備teaching aims：1.通過閱讀文章3a培養(yǎng)學(xué)生的閱讀技能，通過完成3b,4a培養(yǎng)學(xué)生的寫作技能，通過完成4b，培養(yǎng)學(xué)生的口語表達(dá)能力。2. 學(xué)生學(xué)會助人為樂，知道如何提供幫助。teaching focus：閱讀理解能力訓(xùn)練。 teaching difficulties：to have a revision of the knowledge we have learnt.二、資料準(zhǔn)備：課本p72 sectionb3a 4b 三、學(xué)習(xí)過程：step one: 單詞過關(guān)：1 世紀(jì)，百年（n.

2、）_2.創(chuàng)造，發(fā)明（v.）_3 分開 (v.) _4. 裝滿，填滿 (v.) _ 5.（去）拿來；請來(v.) _ 6. 支持，幫助(v.) _7 捐贈；贈送l(v.) _ 8. invent(v.) _ (n.) 創(chuàng)造，發(fā)明/_發(fā)明人 9 salt (n.)_ (adj.)咸的10.please(v.) _(adj.)令人愉快的，合意的/ _(n.)令人高興的事 11 mix (v.) _ (n.)混合物 12. active (adj.) _ (n.)活動(dòng)，活躍13 wood (n.) _ (adj.)木制的 14. popular l(adj.) _(n.)普及，流行 詞組過關(guān)1. be

3、 used _ 用來做- 2. by_ 偶然地 3. fall_ 跌倒，從落下4. _this way 用這種方法 5. knock_ 撞到，與-相撞6. divide_把- 分成（幾部分）7. dream_ 夢想，夢到8._mistake 錯(cuò)誤地，無意地 9. _the end 最后，終于 10.according_ 按照，根據(jù)-所說設(shè)計(jì)意圖：學(xué)習(xí)新單詞和短語，為閱讀短文打好基礎(chǔ)。step two：句型轉(zhuǎn)換1. shoes with adjustable heels were invented by jayce coziar and jamie ellsworth. (對劃線部分提問) sh

4、oes with adjustable heels invented by?2. electric slippers were invented two years ago. (對劃線部分提問) electric slippers invented?3. battery-operated slippers were invented in 1970.(用julie tompson作主語改寫句子) battery-operated slippers in 1970.4. someone saw him swim in the lake yesterday. (該為被動(dòng)語態(tài)) he swim in the lake yesterday.二do t or f;5. the chocolate tastes sweet（劃線提問）_ _the chocolate _?6. i prefer lemons to oranges. （變同義句） i _ lemons _ _設(shè)計(jì)意圖:通過這一活動(dòng)，使學(xué)生掌握詞語的用法。四：反饋達(dá)標(biāo)：1.they read english every day. -_.2. he did his homework last night. -_.3. you must finish your homework now. -_. 4. my un