(一).知識(shí)方面: 1.培養(yǎng)學(xué)生能運(yùn)用過去進(jìn)行時(shí)來描述、談?wù)撨^去某個(gè)時(shí)間正在發(fā)生的事情或動(dòng)作的意識(shí)和能力,能就過去某個(gè)時(shí)間正在發(fā)生的動(dòng)作做出正確的描述。 2.培養(yǎng)學(xué)生的想象力和角色扮演的合作能力。 3.培養(yǎng)學(xué)生講述過去發(fā)生的事情經(jīng)過的能力。能正確運(yùn)用一般過去時(shí)來講述故事。 (二).技能方面: 1.本單元的語言目標(biāo)是Talk about past events and tell a story(談?wù)撨^去的時(shí)間和講述一個(gè)故事),圍繞這一目標(biāo),要涉及句型: What were you doing when the UFO arrived? ----I was sitting in the barber’s chair. The barber was cutting my hair. 因此必須學(xué)習(xí)standing、studying、cleaning、sleeping、cooking、making、eating、cutting、等表示地點(diǎn)的詞,以便為上述句型提供語言材料。2.學(xué)習(xí)過去進(jìn)行時(shí)的有關(guān)知識(shí)。Was/were+現(xiàn)在分詞,是該時(shí)態(tài)的表達(dá)式。 3.在學(xué)習(xí)過程中,要區(qū)分The boy was walking down the street when the UFO landed.和While the boy was walking down the street, the UFO landed.這兩種由when和while引導(dǎo)的狀語從句的句型結(jié)構(gòu)。注意它們的不同。
教師帶領(lǐng)學(xué)生復(fù)習(xí)有關(guān)描述寵物的詞匯,采用教師提問學(xué)生回答的方進(jìn)行。如:T:What animals do you think would be good pets?What animals do you think would be bad pets?What do you think are good animals for a six-year-old child?然后學(xué)生進(jìn)行 pairwork 練習(xí)。Task two: 師生互動(dòng),學(xué)習(xí)探究 1、播放3a部分的錄音,引導(dǎo)學(xué)生一邊聽錄音,一邊跟讀。2、通過聽錄音學(xué)生回答以下問題:Why do you think pot-bellied pigs are popular?What are the advantages and disadvantages of keeping such a pet?教師對(duì)學(xué)生的回答進(jìn)行及時(shí)點(diǎn)評(píng)。3.學(xué)習(xí)范文,學(xué)習(xí)重點(diǎn)短語,為下步的模仿寫作提供語言素材。T :1. )Have you ever kept a pig as a pet?Do you like pigs? St.:No.…Why don’t you like to keep a pig? St: No.They’re too dirty and lazy(Do you know in some foreign countries like Hollyland, Australia,pigs are the most popular pet.there’s a kind of pig.(圖)it has an interesting name? it ‘s called a pot-bellied pig.) Now,let’s learn an article about this kind of interesting pet.2.)play the tapeSt.:Listen and repeat3.)show some Qs on computer(本子St.: read silently,then answerthe Qs(本子)4.)Ask ss. Close book and retell this passage.(what is a pot-bellied pig? Is it a good or bad pet? ) St.: retell it to each other“A pot –bellied pig is a popular pet now…”5.read the article together.St.:.practice reading
Step 4. Group work (4)1. Ask a pair of students to read the dialogue. Say, This activity provides speaking, listening and writing practice using the target language.2. Ask students to complete the work in groups.3. Check the answers with the whole class. 4. Explain some of the language points. Step 5. Word review (Self check 1)1. Ask students to read the words and the phrases given. 2. Fill in the blanks with proper forms of these words to complete the sentences. 3. Check the answers with the whole class. Homework:Do activity 2 on page 57 after class. Period 6Teaching aims: 1. Teach vocabulary words and the useful expressions. 2. Enable the students to learn etiquette in different culture. 3. Help the students learn how to behave politely in public places and in daily life. Teaching procedures:Step 1. RevisionHelp students to review the function of making requests through a free talk. Then lead them to the topic of etiquette. Explain the meaning of etiquette. Or, ask students to look it up in the dictionary. Step 2. Pre-reading (Section 1)1. Ask students to read the picture and make a list with their partner about how many rules of etiquette can be seen being broken.
Ⅰ. Teaching Aims and Demands1. Knowledge Objects(1) Key Vocabularyoversleep(2) Target LanguageWhat happened?I overslept. And by the time I got up, my brother had already gotten in the shower.2. Ability Objects(1) Teach the students to use the new words.(2) Train the students to narrate past events with the Past Perfect Tense.(3) Train the students' listening and speaking skills with the target language.3. Moral ObjectIt’s a good habit to go to bed early in the evening and get up early in the morning. So you’ll never be in a hurry in the morning.Ⅱ. Teaching Key Points1. Key Vocabularyoversleep2. Target LanguageNarrate past events with the Past Perfect TenseⅢ. Teaching Difficult Points1. Train the students to narrate past events with the Past Perfect Tense.2. Train the students to understand the target language in spoken conversation.Ⅳ. Teaching Methods1. Thinking of examples from the students' real lives.2. Making sentences by looking at the pictures.Ⅴ. Teaching AidA tape recorderⅥ. Teaching ProceduresStep I Revision1. Revise the language points in Unit 8.Ask some questions like this: What volunteer work would you like to do?Help the students to answer, I’d like to…/I love to…/I hope to2. Practice the dialogue in Activity 3c on page 62 again. Get students to role play the similar dialogues with the following.
1. 教材分析本單元以how do things affect you?為話題, 從顏色、天氣、音樂、廣告、產(chǎn)品等方面談?wù)摿送饨缡挛锶绾斡绊懭说男那?。要求學(xué)生掌握表達(dá)某物或某事給人帶來的感覺、看法或影響等。共設(shè)計(jì)了四個(gè)部分的內(nèi)容:Section A 該部分有4個(gè)模塊:第一模塊圍繞Which restaurant would you like to go to?這一話題展開思維(1a)、聽力(1b)、口語(1c)訓(xùn)練;第二模塊圍繞How does music affect you? 進(jìn)行聽力(2a-2b)、口語訓(xùn)練(2c);第三模塊繼續(xù)圍繞how do colors in the restaurant affect you這一話題展開訓(xùn)練,訓(xùn)練形式為閱讀和問題體驗(yàn)(3a)和小組活動(dòng)(3b);第四模塊仍就How do things affect you這一話題以調(diào)查的形式展開討論。Section B該部分有4個(gè)模塊:第一模塊圍繞產(chǎn)品廣告對(duì)人們的影響這一話題以“配對(duì)”(1a)與“列舉”(1b)兩種形式展開訓(xùn)練;第二模塊繼續(xù)圍繞How do things affect you? 進(jìn)行聽力(2a-2b)、口語對(duì)話訓(xùn)練(2c);第三模塊圍繞“Advertising”這一話題展開閱讀(3a-3b)和寫作(3c)訓(xùn)練;第四模塊圍繞How posters affect you這一話題以口語訓(xùn)練形式展開小組活動(dòng)。
Step Ⅰ RevisionCheck homework. Ask a few students to read the article in 3a.Then ask a few students to read their guides.Step Ⅱ Part 1Look at the words in the box. Ask a student to read them. Make sure the students understand the meaning of the words. You are to fill in the blanks with the words. In some cases, students may need to use another form of the word, for example adjusting for tense or subject/ verb agreement.Ask students to fill in the blanks on their own.Check the answers. Step ⅢPart 2Go through the instructions with the class.Look at the example with the students.Ask students what the answer would be.Ask a student to read the question and answer it.Excuse me, could you tell me where the bank is, please?The bank is across the street from the shopping malt.Get students to complete the work in pairs.Check the answers. Ask a few students to read their questions.Step Ⅳ Just for Fun!Ask all the students to read the conversation. Ask: What is funny about this cartoon? Help students to explain. A Martian is a person from the planet Mars.There is no such thing as Martian food on Earth, and the clerk looks silly because he is trying to think of where there is a Martian restaurant.Invite some pairs of students to present this conversation to the rest of the class.Step Ⅴ Summary and HomeworkIn this class, we’ve done much writing practice using the key vocabulary words and the target language presented in this unit. After class, please finish the questions in 2 in your exercise books. Then finish the exercises on pages 47~48 of the workbook as well.The Seventh Period Ⅰ Teaching Aims and Demands1. Knowledge Objects(1) Key Vocabularyimage, adventure, jealousy, hero, crime, journey, brave, no longer, show interest in, take it easy, become interested in, plain looks(2)Text:Grown-ups like cartoons, too.2. Ability Objects(1) Fast-reading to get a general idea of the text.(2) Careful-reading to get the detailed information in the text.
Talk about offering help (P60)I’ll help clean up the city parks.A: I’d like to work ...B: You could help ...Talk about ways to tell people about the Clean-Up Day (P61)We need to ...We can’t ...I’ll ...Talk about the work the volunteers do (P62)These three students all volunteer their time to help other people.Somebody loves to ... / helps ... / plans to ... / wants to ...A: What do you like doing?B: I like ... A: What kind of volunteer work do you think I could do?B: You could ...1. 重點(diǎn)詞匯advertisement, fix, repair, pleasure, blind, deaf, shut, carry, specially, fetch2. 認(rèn)讀詞匯hunger, homeless, cheer, clean-up, sign, establish, major, commitment, elementary, veterinarian, coach, similar, call-in, strategy, disabled, organization, unable, support, appreciate, donation, part of speech, pronoun, adverb, preposition, conjunction, donate, Jimmy, Sally3. 詞組clean up, cheer up, give out, put off, set up, think up, take after, fix up, give away, put up, hand out, work out, at once
本單元主要圍繞著有關(guān)瀕臨滅絕的動(dòng)物這一話題,學(xué)習(xí)了應(yīng)該怎樣保護(hù)我們的環(huán)境,以及就某一問題展開辯論。目標(biāo)提示語言目標(biāo)能夠運(yùn)用所學(xué)知識(shí),就某一問題展開辯論。認(rèn)知目標(biāo)1、復(fù)習(xí)一些語法:現(xiàn)在進(jìn)行時(shí)、一般現(xiàn)在時(shí)、用used to 表示一般過去時(shí)、現(xiàn)在完成時(shí)、一般過去時(shí)的被動(dòng)語態(tài)。2、學(xué)會(huì)表達(dá)同意和不同意。3、學(xué)會(huì)以下基本句型:We’re trying to save the manatees.Manatees eat about 100 pounds of food a day.There used to be a lot of manatees.In 1972,it was discovered that they were endangered.Some of the swamps have become polluted.情感目標(biāo)了解一些瀕臨滅絕的動(dòng)物的生活習(xí)性和瀕臨滅絕的原因,教育學(xué)生應(yīng)該如何保護(hù)環(huán)境。教學(xué)提示充分利用多媒體等教學(xué)設(shè)備,創(chuàng)設(shè)與本課話題相關(guān)的情境,如各種不同種類的動(dòng)物、動(dòng)物園以及有關(guān)環(huán)境的畫畫等等。圍繞著本單元的教學(xué)目標(biāo),設(shè)計(jì)一些貼近學(xué)生實(shí)際的教學(xué)任務(wù),如讓學(xué)生談?wù)撟约鹤钕矚g的動(dòng)物,如何拯救瀕危動(dòng)物,如何保護(hù)環(huán)境等等。讓學(xué)生根據(jù)所學(xué)知識(shí),就動(dòng)物園是否對(duì)動(dòng)物有利以及其他的話題進(jìn)行辯論。
教學(xué)目標(biāo):1. 掌握本單元一些重點(diǎn)詞匯的寫法和用法。2. 學(xué)會(huì)自如談?wù)摬妥蓝Y儀。Step 1 RevisionAsk some students to retell the customs at the table in France in the passage in 3a.Step 2 Self checkPart 1. Fill in each bland with the correct word given. Students do the exercises by themselves at first. Then check the answers. Ask the students to comprehend the sentences and help them point out uses of some words, like “arrive (at / in) sw., spend time / money on sth , spend time / money (in) doing sth.”Part 2. Read about Fan Ling’s experience in a western restaurant. Understand the passage. Point out some key points in the passage.1. be / get used to doing sth. 習(xí)慣做某事2. begin with = start with 以….開頭3. crowd v. 擠滿,塞滿 the crowd 人群 crowded adj. 擁擠的Then students discuss about how she would solve her problem. Ask some to share their stories with others.Part 3. Complete the crossword by looking at the sentences on the left. Then check the answers.
(二)活動(dòng)準(zhǔn)備1."熱鬧的森林"圖片一張;小提琴、笛子、大鼓、鋼琴、沙錘、鈴鼓、碰鈴等多種樂器;小松鼠、小白兔、小鳥、小狐貍頭飾各一,并布置于教室四周。2.幼兒熟悉小提琴、鋼琴、長(zhǎng)笛、大鼓等多種樂器。 (三)活動(dòng)過程1.教師出示小提琴、鋼琴、長(zhǎng)笛、大鼓四種樂器,引導(dǎo)幼兒討論喜歡的樂器。指導(dǎo)語:(1)今天,森林里的小動(dòng)物要請(qǐng)我們開個(gè)小小音樂會(huì)。你們看,我?guī)砹耸裁???)你們會(huì)演奏這些樂器嗎?上來試試。(3)還有誰會(huì)演奏別的樂器?2.引導(dǎo)幼兒傾聽音樂,理解歌詞內(nèi)容。
各位老師、各位同學(xué):今天我國(guó)旗下講話的題目是《迎接高考》今天是5月30日,再過幾天,XX年的高考就要到來,高三的同學(xué)們就要奔赴高考考場(chǎng),為考入自己理想的大學(xué)做最后的拼搏。同學(xué)們,三年前,你們懷揣著夢(mèng)想走進(jìn)金沙中學(xué)的校園。三年的時(shí)光,一千多頁就這樣匆匆翻過。三年來,盡管你們有過失敗,有過沮喪,有過苦悶,有過彷徨,但你們始終沒有放棄,沒有忘記自己肩負(fù)的責(zé)任!三年來,你們?cè)诮鹕持袑W(xué)這片沃土上播種著自己的理想,用辛勤的汗水和頑強(qiáng)的毅力書寫著你們的成長(zhǎng)史。你們勤奮拼搏的精神會(huì)成為一道亮麗的風(fēng)景定格在金沙中學(xué)的校史上,你們完全有理由為自己這充實(shí)的三年而喝彩!同學(xué)們,即將到來的高考是對(duì)我們的智慧和實(shí)力的一次檢驗(yàn),更是我們圓夢(mèng)理想的道路上必須跨躍的一道雄關(guān)。十二個(gè)春夏秋冬,十二年寒窗苦讀,我們銘記承受過的辛酸,我們牢記進(jìn)步時(shí)的欣喜。我們都知道,笑到最后才是最美,堅(jiān)持到底才能勝利。
環(huán)境問題 是伴著人口問題、資源問題和發(fā)展問題產(chǎn)生。本質(zhì)是發(fā)展問題 ,可持續(xù)發(fā)展。6分析可持續(xù)發(fā)展的概念、內(nèi)涵和 原則?可持續(xù)發(fā)展的含義:可持續(xù)發(fā)展是這樣的發(fā)展,它既滿足當(dāng)代人的需求,而又不損害后代人滿足其需求的能力??沙掷m(xù)發(fā)展的內(nèi)涵:生態(tài)持續(xù)發(fā)展 ,發(fā)展的基礎(chǔ);經(jīng)濟(jì)持續(xù)發(fā)展,發(fā)展條件;社會(huì)持續(xù)發(fā)展,發(fā)展目的??沙掷m(xù)發(fā)展的原則:公平性原則——代內(nèi)、代際、人與物、國(guó)家與地區(qū)之間;持續(xù)性原則——經(jīng)濟(jì)活動(dòng)保持在資源環(huán)境承載力之內(nèi);共同性原則— —地球是一個(gè)整體?!究偨Y(jié)新課】可持續(xù)發(fā) 展的含義:可持續(xù)發(fā)展是這樣的發(fā)展,它既滿足當(dāng)代人的需求,而又不損害后代人滿足其需求的能力。可持續(xù)發(fā)展的內(nèi)涵:生態(tài)持續(xù)發(fā)展,發(fā)展的基礎(chǔ);經(jīng)濟(jì)持續(xù)發(fā)展,發(fā)展條件;社會(huì)持續(xù)發(fā)展,發(fā)展目的。
2、能合理大膽想象,并豐富詞匯:張牙舞爪、縮成一團(tuán)3、能安靜傾聽同伴的發(fā)言。準(zhǔn)備:圖片、頭飾過程:一、談話導(dǎo)入今天,蘇老師給大家?guī)硪粋€(gè)驚險(xiǎn)的故事。二、觀察圖片,大膽講述A出示圖一,引導(dǎo)幼兒觀察,講述圖意(先遮住大灰狼)1、圖上有誰?它們?cè)谀膬海扛墒裁矗?、瞧,樹叢中躲著一只大灰狼。它想干什么?(揭開大灰狼的遮蓋紙)3、你從哪兒看出來?4、誰能用自己的話把這張圖的內(nèi)容講出來。
準(zhǔn)備1、高興、憤怒、傷心時(shí)的大灰狼的表情圖。2、供幼兒做表情圖的空白臉形紙(幼兒人數(shù)的兩倍),油畫棒。3、掛圖、故事磁帶。 過程1、產(chǎn)生懸念。——出示表情圖。大灰狼看上去怎么樣?——他怎么會(huì)一會(huì)兒高興,一會(huì)兒憤怒,一會(huì)兒傷心呢? 2、分段欣賞故事。——聽故事第一段。你聽到一件什么事?大灰狼的心情是怎么樣的?表情看上去怎么樣?——引導(dǎo)幼兒根據(jù)故事情節(jié)為大灰狼選擇合適的表情圖?!牭进B媽媽的歌聲,大灰狼的心情是怎樣的?——根據(jù)故事情節(jié)為大灰狼選擇合適的表情圖。——聽故事第二段。當(dāng)大灰狼聽到了小鳥的哭聲,它心里感到怎么樣?它為什么也哭了?傷心的表情是怎樣的?——引導(dǎo)幼兒根據(jù)故事情節(jié)為大灰狼選擇合適的表情圖?!牴适伦詈蟛糠?。大灰狼想怎樣彌補(bǔ)自己的過失呢?鳥媽媽回來了,大灰狼的心情怎么樣了?——請(qǐng)幼兒想像大灰狼開心的表情并模仿表現(xiàn)。
圖7.1“我國(guó)南方低山丘陵區(qū)的大致范圍”南方低山丘陵區(qū)的大致范圍大致是指淮河以南、云貴高原以東、雷州半島以北,對(duì)照同緯度世界其它地區(qū)的地表景觀,得出本區(qū)是回歸沙漠帶上的“綠洲”。根據(jù)本區(qū)的緯度位置和海陸位置掌握本區(qū)的氣候類型、氣候特點(diǎn)以及這種氣候影響下的生物資源、土地資源、水資源的特點(diǎn)?!窘虒W(xué)內(nèi)容】一、回歸沙漠帶上的“綠洲”1、 位置范圍:南方低山丘陵區(qū)地域廣闊,其范圍大致是指淮河以南、云貴高原以東、雷州半島以北廣大的低山丘陵地區(qū)。2、 區(qū)位優(yōu)勢(shì):與世界上同緯度其他地區(qū)相比,南方低山丘陵區(qū)處于亞熱帶、濕潤(rùn)區(qū),具有溫暖濕潤(rùn)的環(huán)境,成為回歸沙漠地帶的“綠洲”,與全國(guó)其他地區(qū)相比,南方低山丘陵區(qū)開發(fā)潛力巨大。
【教學(xué)內(nèi)容】一、農(nóng)業(yè)資源的綜合開發(fā)1、目的和意義(1) 目的:為了充分、合理地利用丘陵山區(qū)豐富的自然資源,使山區(qū)日益繁榮。(2) 意義:有利于低山丘陵山地某一種自然資源的多方面利用和多層次利用。2、開發(fā)模式(1)走立體化農(nóng)業(yè)的道路①發(fā)展立體化農(nóng)業(yè)的原因:南方低山丘陵區(qū)的地形地貌多樣,山地與平原的比例為4:1;人口密度大,人均耕地少,可耕地后備資源不足,人多地少的矛盾突出,生態(tài)環(huán)境狀況脆弱。②千煙洲的立體農(nóng)業(yè)生產(chǎn)體系土地利用結(jié)構(gòu):土地利用方式多樣化(林地、草地、耕地、水面甚至家庭院落都已被利用);農(nóng)業(yè)生產(chǎn)類型多樣(林業(yè)、畜牧業(yè)、漁業(yè)、種植業(yè)等都有安排),且林業(yè)用地(包括果園和經(jīng)濟(jì)林地)面積最大,超過農(nóng)業(yè)用地的一半,反映出千煙洲的農(nóng)業(yè)結(jié)構(gòu)已從過去的以糧食生產(chǎn)為主轉(zhuǎn)變到現(xiàn)在的以林業(yè)為主。布局形式:丘山——丘下為“用才林——經(jīng)濟(jì)林和毛竹——果園或人工草地——農(nóng)業(yè)——魚塘”。
近日,教育部下發(fā)了關(guān)于開展“全國(guó)億萬學(xué)生陽光體育冬季長(zhǎng)跑活動(dòng)”的通知,要求初中生每天長(zhǎng)跑1500米,高中生每天長(zhǎng)跑20XX米,并為冬季長(zhǎng)跑選定一個(gè)大的目標(biāo),長(zhǎng)跑總距離可分為140公里(從臺(tái)灣澎佳嶼到釣魚島的大約距離)、190公里(從臺(tái)灣基隆市到釣魚島的大約距離)、350公里(從XX省XX市到釣魚島的大約距離)。正如大家所知,現(xiàn)在日本正在強(qiáng)詞奪理認(rèn)定釣魚島是他們的,作為一個(gè)充滿愛國(guó)熱血的中國(guó)人,我們豈能容忍他們?nèi)绱瞬瘢∪欢鵁釔圩鎳?guó),保衛(wèi)祖國(guó)的領(lǐng)土,第一個(gè)條件就是要有強(qiáng)健的身體。寒冷的冬天,誰都不想動(dòng)——呆在教室里,縮在座位上,甚至抱著熱水袋,慵懶的一天便可以過去!可是,同學(xué)們,為什么不選擇長(zhǎng)跑鍛煉呢?青春時(shí)光,怎能因?yàn)槎盏年庼捕Я祟伾;旧倌?,豈能由于緊張的課業(yè)而丟了精神。不,我們不能這樣!我們不愿這樣!冬季長(zhǎng)跑,不僅能鍛煉我們的身體,更能磨練我們的意志。七中有一名言:七中沒有超人,只有超人的意志。長(zhǎng)跑對(duì)我們的耐力,堅(jiān)持,不半途而廢的品質(zhì)有了很好的鍛煉,能在凜冽的寒風(fēng)里堅(jiān)持到最后的人,就是勝利者。
◎ 注意巡視、觀察病情及輸液情況,發(fā)現(xiàn)異常及時(shí)報(bào)告醫(yī)生;◎ 協(xié)助醫(yī)生做好對(duì)病人及其家屬的咨詢、輔導(dǎo)、接診和治療工作;◎ 負(fù)責(zé)醫(yī)療文件和物品管理,做好物品清點(diǎn)交接?!?協(xié)助學(xué)生會(huì)各部門完成校園內(nèi)各種宣傳,確保活動(dòng)準(zhǔn)時(shí)開展;◎負(fù)責(zé)校宣傳部新聞的收集和撰寫文案;◎ 多次參與學(xué)院晚會(huì)的準(zhǔn)備和現(xiàn)場(chǎng)工作,鍛煉了組織策劃及溝通協(xié)調(diào)能力。
20xx.01-20xx.07 浙江XX醫(yī)院 崗位:護(hù)士1:負(fù)責(zé)注射、供藥、輸液、治療工作的準(zhǔn)備和配合醫(yī)生換藥以及各種診療工作;2:專門負(fù)責(zé)治療室注射品、各種消毒包的保管,定期檢查無菌用品是否過期并及時(shí)更換;3:按時(shí)巡視病人,觀察病情變化及睡眠情況。
教學(xué)過程一、導(dǎo)入聽辨樂器音色,思考問題:你聽到了哪些聲音?(由合成器演奏的不同音色的聲音,如掌聲、鳥鳴、流水,有旋律的夢(mèng)幻般的聲音,怪異的聲音等。)生: 掌聲、鳥鳴、流水等。師: 這些都是由一件樂器演奏出來的,什么樣的樂器可以演奏出這么多種不同的聲音?生:電子琴,合成器。師:這些樂器與我們所知道的西洋樂器和中國(guó)民族樂器有什么區(qū)別嗎?生:有電。師:用這類樂器演奏的音樂通常被稱為什么?生:電子音樂。師:今天我們就來學(xué)習(xí)電子音樂的相關(guān)知識(shí)。 二、電子音樂1. 電子音樂。電子音樂簡(jiǎn)稱電音。其是20世紀(jì)50年代興起的一種新音樂。任何以電子合成器、效果器、電腦音樂軟件、鼓機(jī)等“樂器”所產(chǎn)生的電子聲響,都可合理地稱為電子音樂。2. 電子音樂發(fā)聲原理。是用電子技術(shù)獲得各種音源,用正弦波造成無泛音的所謂純音,或用打擊樂器、嘈雜樂器發(fā)出的雜音,也用人聲和具體音樂相結(jié)合,通過聲音濾波器和反響設(shè)備,使之變形、變質(zhì)、變量,再經(jīng)其他電子儀器和錄音技術(shù)加以剪切處理,使之再生、復(fù)合,組成音樂作品。