【正文】 ’s red.(2)要求掌握以下詞匯：color，red，black，white，blue，orange，green，yellow，and 補(bǔ)充pink，purple，brown，greyStepⅠ Revision and warmingup the 26 letters by using the color letter cards students made in the last can ask and answer like this:What’s this ?It’s color is it ?It’s red/black and 2：Groupwork Let′s Ss find abbrs as many as possible in groups,then write them on 3：Color the Page 15, attention on the this is a picture of “Olympic Rings”.First say the color the 4：Practice Do the co1or changes game，use two small cups of water，color each cup of water yellow and blue．：What color is it? It’s yellow．What color is it? It’s blue．After askingpour the cup of yellow water into the other cupwhen the water turns studentsWhat color is it now?Do the color changes with the other colors．Yellow + red =orange，yellow + red +black =brown, yellow +red +blue +black，etc． A1so the teacher can let students discuss what color the objects are around us such as the color of the traffic lights，letter—box，bananas and so on?HomeworkStep，： on making up your dialogues with your group members and polish colored pens for the next 3Teaching aims（教學(xué)目標(biāo)）繼續(xù)學(xué)習(xí)有關(guān)顏色的對(duì)話。）A petition.(小組活動(dòng)，填涂五環(huán)的顏色,看誰(shuí)的記憶力最好。在預(yù)備篇前兩個(gè)單元中，學(xué)生主要學(xué)習(xí)的是字母A—R及元音字母a,e,I,o在單詞中的基本發(fā)音，本單元會(huì)學(xué)習(xí)u在單詞中的常見(jiàn)發(fā)音。例如小組活動(dòng)與他人合作，培養(yǎng)學(xué)生相互幫助，共同完成學(xué)習(xí)任務(wù)；同時(shí)可以對(duì)學(xué)生進(jìn)行美育教育，從小培養(yǎng)他們對(duì)美的正確認(rèn)識(shí)。StepⅠ Revision and warmingupHang the white paper on the blackboard，write the capital letter “A” with a red pen, then ask the students：T：What’s this in English?Ss：It’s an A．T：What color is it?The teacher answers herself：It’s red．The teacher teaches the other colors with the color pensStep，repeat these words until students grasp them．Ⅱ Presentation attention on the picture in Activity Students to find the capital letters in the picture to match the lower case check the the the tape after each letter and have students pronunciation and correct if the recording students repeat the eight letters in one pronunciation and correct if Ⅲ Practice、用相應(yīng)的顏色給單詞涂色。（說(shuō)出奧運(yùn)五環(huán)的顏色。認(rèn)識(shí)到每一歷史事件的發(fā)生，都有其客觀條件。播放《火燒赤壁》片段師導(dǎo)：赤壁之戰(zhàn)的結(jié)果如何，對(duì)當(dāng)時(shí)的局面產(chǎn)生了怎樣的影響？二、三國(guó)鼎立的形成出示動(dòng)畫：三國(guó)鼎立形勢(shì)圖（解釋“鼎立”的含義）設(shè)疑：曹操是三國(guó)時(shí)期的人物嗎？自學(xué)教材P106（師強(qiáng)調(diào)：夷洲即臺(tái)灣，證明了臺(tái)灣是中國(guó)的領(lǐng)土。2．同類項(xiàng)之再判斷 【例題】指出下列多項(xiàng)式中的同類項(xiàng)，并用不同的下畫線標(biāo)出來(lái)。(1)2a2b與4b_____；(2)3m2___與8n____ =______時(shí)，3xky與－x2y是同類項(xiàng)。8n，7a2b，3ab2,2a2b,6xy,5n，－3xy,ab2(2)要求學(xué)生觀察歸為一類的式子，思考它們有什么共同的特征?(3)師生共同歸納總結(jié)出：所含字母相同，并且相同字母的指數(shù)也分別相同的項(xiàng)叫做同類項(xiàng)。探究新知一、官渡之戰(zhàn)與赤壁之戰(zhàn)爭(zhēng)同時(shí)出示官渡之戰(zhàn)與赤壁之戰(zhàn)的作戰(zhàn)示意圖設(shè)疑：①比較兩戰(zhàn)的作戰(zhàn)雙方、結(jié)果、特點(diǎn)、作用，有何異同？②“我想問(wèn)”：（學(xué)生提出問(wèn)題，師生共議。同時(shí)，通過(guò)曹操一勝一敗原因的分析，提高學(xué)生分析歷史現(xiàn)象，抓住現(xiàn)象所反映的本質(zhì)的能力。比一比，看誰(shuí)找得多。Difficulties（難點(diǎn)）：對(duì)初學(xué)者來(lái)講，小學(xué)的漢語(yǔ)拼音對(duì)學(xué)習(xí)英語(yǔ)字母有一定的干擾。教師可以從教室環(huán)境上入手營(yíng)造色彩氣氛，如：選取十種顏色的硬色板，剪成各個(gè)大寫字母；或者將色板剪成各種卡通動(dòng)物形象，懸掛在教室當(dāng)中或在墻上，注明各種顏色的英語(yǔ)字塊。所以，我們?cè)诮虒W(xué)中應(yīng)該不斷激發(fā)并強(qiáng)化學(xué)生的學(xué)習(xí)興趣，并引導(dǎo)他們逐漸將興趣轉(zhuǎn)化為穩(wěn)定的學(xué)習(xí)動(dòng)機(jī)，以使他們樹立自信心，鍛煉克服困難的意志，認(rèn)識(shí)自己學(xué)習(xí)的優(yōu)勢(shì)與不足，樂(lè)于與他人合作，養(yǎng)成和諧和健康向上的品格。) can do it!(我能行！)(在下面的四線格里按順序?qū)懗?6個(gè)英文字母，注意書寫規(guī)范、工整，看看誰(shuí)寫得又快又好！)Step II A Colorful worldShow a picture about Olympic Rings（奧運(yùn)五環(huán)）。引導(dǎo)學(xué)生仔細(xì)觀察字母的大小寫格式，避免書寫錯(cuò)誤，做到書寫正確、美觀。四、情感態(tài)度和價(jià)值觀目標(biāo)用各種可以調(diào)動(dòng)學(xué)生積極性的活動(dòng)來(lái)提高學(xué)生的活躍性，激發(fā)他們參與討論的熱情。下面我以人教版GO FOR IT(Starter Unit3 What color is it?)為例Unit 3: This is my 一、教材分析 對(duì)于剛進(jìn)入七年級(jí)的學(xué)生來(lái)說(shuō)，在預(yù)備篇第三單元他們會(huì)繼續(xù)學(xué)習(xí)26個(gè)英文字母中的S—Z和談?wù)擃伾?。（說(shuō)出奧運(yùn)五環(huán)的顏色。引導(dǎo)學(xué)生仔細(xì)觀察字母的大小寫格式，避免書寫錯(cuò)教StepⅠ Revision and warmingup，Hang the white paper on the blackboardwrite the capital letter “A” with a red pen, then ask the students：T：What’s this in English?Ss：It’s an A．T：What color is it?The teacher answers herself：It’s red．The teacher teaches the other colors with the color pens，repeat these words until students grasp them．StepⅡ Presentation attention on the picture in Activity Students to find the capital letters in the picture to match the lower case check the the the tape after each letter and have students pronunciation and correct if the recording students repeat the eight letters in one pronunciation and correct if Ⅲ Practice用相應(yīng)的顏色給單詞涂色。四、情感態(tài)度和價(jià)值觀目標(biāo)用各種可以調(diào)動(dòng)學(xué)生積極性的活動(dòng)來(lái)提高學(xué)生的活躍性，激發(fā)他們參與討論的熱情。下面我以人教版GO FOR IT(Starter Unit3 What color is it?)為例Unit 3: This is my 一、教材分析對(duì)于剛進(jìn)入七年級(jí)的學(xué)生來(lái)說(shuō)，在預(yù)備篇第三單元他們會(huì)繼續(xù)學(xué)習(xí)26個(gè)英文字母中的S—Z和談?wù)擃伾Ｋ?，我們?cè)诮虒W(xué)中應(yīng)該不斷激發(fā)并強(qiáng)化學(xué)生的學(xué)習(xí)興趣，并引導(dǎo)他們逐漸將興趣轉(zhuǎn)化為穩(wěn)定的學(xué)習(xí)動(dòng)機(jī)，以使他們樹立自信心，鍛煉克服困難的意志，認(rèn)識(shí)自己學(xué)習(xí)的優(yōu)勢(shì)與不足，樂(lè)于與他人合作，養(yǎng)成和諧和健康向上的品格。教師可以從教室環(huán)境上入手營(yíng)造色彩氣氛，如：選取十種顏色的硬色板，剪成各個(gè)大寫字母；或者將色板剪成各種卡通動(dòng)物形象，懸掛在教室當(dāng)中或在墻上，注明各種顏色的英語(yǔ)字塊。Difficulties（難點(diǎn)）：