資源簡介 / 讓教學更有效 英語學科Unit 4 Amazing Plants and Animals 語法+寫作解析一、語法解析形容詞、副詞“級”的變化規(guī)則1.比較級和最高級規(guī)則變化形式1)一般形容詞、副詞最高級加-est.Eg:small-- smallest(最高級)long -- longest (最高級)2)以不發(fā)音e結尾,加-st.Eg: nice --nicest(最高級)3)以重讀閉音節(jié)(有一個元音字母,元音字母后只有一個輔音字母),雙寫結尾字母,再加--est.Eg: big -- biggest (最高級)hot -- hottest (最高級)4)以輔音字母加y結尾,變y為i,再加-estEg: happy -- happiest (最高級)5) 多音節(jié)詞和有些雙音節(jié)詞,在詞前加most.Eg: interesting -- most interesting(最高級)2.比較級和最高級不規(guī)則變化形式good/well-- best(最高級)bad/badly --worst(最高級)many/much --most(最高級)little -- least (最高級)far -- farthest/ furthest(最高級)注意:兩種變化形式中,前者側重距離最遠,后者側重程度最深old -- oldest/eldest(最高級)注意:兩種變化形式中,前者側重年齡大或物品舊,后者側重年長形容詞、副詞最高級用法1.表三者或三者以上的人或物進行比較時,用最高級形式。注意:形容詞最高級前必須加定冠詞the,副詞最高級前可不加。Eg: He is the tallest boy in my class.他是我班最高的男生。He runs fastest in my class.他在我班跑得最快。2.最高級常見結構:1) A +動詞 + the + 形容詞/副詞最高級+ of/in/among +比較范圍Eg: He is the tallest of the three boys.他是三個男生中最高的。2) A + be + one of + the +形容詞最高級+名詞復數(shù);譯為“A是...中最...之一”Eg: China is one of the strongest countries.中國是最富強的國家之一。3) 表示三者或三者以上的人或物中進行選擇時,用句型:Which/Who +動詞 +the+最高級, A, B or C Eg: Which city is the most beautiful, Beijing , Shanghai or Fuzhou 哪個城市最漂亮,北京、上海還是福州 4) A + be + the + 序數(shù)詞 +形容詞最高級+名詞單數(shù) +范圍;譯為“第幾個最.…”Eg: She is the second tallest girl in our class.她是我們班第二高的女孩。5) 形容詞最高級前面可以用形容詞性物主代詞、指示代詞、名詞所有格等修飾,但不能加定冠詞the.Eg: Lucy is my best friend.露西是我最好的朋友。二、寫作解析本單元寫作主題為“瀕臨滅絕的藍鯨”(一)常用短語1.the largest of all animals所有動物中最大的2.24 to 34 meters long and weigh 150 to 200 tons 24米到34米,重150噸到200噸3.look like a razor 看起來像一把剃刀4.live to 90 -- 100 years可以活到90--100歲5.the large amount of大量的6.more than 300000 blue whales30多萬只(二)常用句型1.The blue whale is by far the largest of all animals known since ancient times.藍鯨是目前為止人們所知道的從古至今所有動物中體型最大的。2.The whole body is streamlined and looks like a razor.整個身體呈流線型,看起來很像一把剃刀。3.The life span of blue whales is over 50 years old.藍鯨的壽命都在50歲以上。4.Human beings have hunted a large number of animals.人類大量的獵捕。5.Now there are only about 2000 left, almost on the verge of extinction.現(xiàn)在僅剩下大約2000只,幾乎到了瀕臨滅絕的境地。(三)范文The blue whale is by far the largest of all animals known since ancient times. Blue whales are generally 24 to 34 meters long and weigh 150 to 200 tons.The appearance of blue whales is light blue or mouse gray, with light fine spots on the back, and a wide and flat tail. The whole body is streamlined and looks like a razor, so it is also called “razor whale". The life span of blue whales is over 50 years old, and they can live to 90 -- 100 years old at most.Over the years, human beings have hunted a large number of animals, and now the same species with a body length of more than 25 meters are rarely seen. In addition, the large amount of krill fishing has also greatly affected the foraging activities of blue whales. Half a century ago, there were more than 300000 blue whales in the world. Now there are only about 2000 left, almost on the verge of extinction.21世紀教育網(wǎng)(www.21cnjy.com)(共14張PPT)Unit 4 Amazing Plants and Animals八年級人教2024版上語法+寫作解析一、語法解析形容詞、副詞“級”的變化規(guī)則1.比較級和最高級規(guī)則變化形式1)一般形容詞、副詞最高級加-est.Eg:small-- smallest(最高級)long -- longest (最高級)2)以不發(fā)音e結尾,加-st.Eg: nice --nicest(最高級)3)以重讀閉音節(jié)(有一個元音字母,元音字母后只有一個輔音字母),雙寫結尾字母,再加--est.Eg: big -- biggest (最高級)hot -- hottest (最高級)4)以輔音字母加y結尾,變y為i,再加-estEg: happy -- happiest (最高級)5) 多音節(jié)詞和有些雙音節(jié)詞,在詞前加most.Eg: interesting -- most interesting(最高級)2.比較級和最高級不規(guī)則變化形式good/well-- best(最高級)bad/badly --worst(最高級)many/much --most(最高級)little -- least (最高級)far -- farthest/ furthest(最高級)注意:兩種變化形式中,前者側重距離最遠,后者側重程度最深old -- oldest/eldest(最高級)注意:兩種變化形式中,前者側重年齡大或物品舊,后者側重年長形容詞、副詞最高級用法1.表三者或三者以上的人或物進行比較時,用最高級形式。注意:形容詞最高級前必須加定冠詞the,副詞最高級前可不加。Eg: He is the tallest boy in my class.他是我班最高的男生。He runs fastest in my class.他在我班跑得最快。2.最高級常見結構:1) A +動詞 + the + 形容詞/副詞最高級+ of/in/among +比較范圍Eg: He is the tallest of the three boys.他是三個男生中最高的。2) A + be + one of + the +形容詞最高級+名詞復數(shù);譯為“A是...中最...之一”Eg: China is one of the strongest countries.中國是最富強的國家之一。3) 表示三者或三者以上的人或物中進行選擇時,用句型:Which/Who +動詞 +the+最高級, A, B or C Eg: Which city is the most beautiful, Beijing , Shanghai or Fuzhou 哪個城市最漂亮,北京、上海還是福州 4) A + be + the + 序數(shù)詞 +形容詞最高級+名詞單數(shù) +范圍;譯為“第幾個最.…”Eg: She is the second tallest girl in our class.她是我們班第二高的女孩。5) 形容詞最高級前面可以用形容詞性物主代詞、指示代詞、名詞所有格等修飾,但不能加定冠詞the.Eg: Lucy is my best friend.露西是我最好的朋友。二、寫作解析本單元寫作主題為“瀕臨滅絕的藍鯨”(一)常用短語1.the largest of all animals所有動物中最大的2.24 to 34 meters long and weigh 150 to 200 tons 24米到34米,重150噸到200噸3.look like a razor看起來像一把剃刀4.live to 90 -- 100 years可以活到90--100歲5.the large amount of大量的6.more than 300000 blue whales30多萬只(二)常用句型1.The blue whale is by far the largest of all animals known since ancient times.藍鯨是目前為止人們所知道的從古至今所有動物中體型最大的。2.The whole body is streamlined and looks like a razor.整個身體呈流線型,看起來很像一把剃刀。3.The life span of blue whales is over 50 years old.藍鯨的壽命都在50歲以上。4.Human beings have hunted a large number of animals.人類大量的獵捕。5.Now there are only about 2000 left, almost on the verge of extinction.現(xiàn)在僅剩下大約2000只,幾乎到了瀕臨滅絕的境地。(三)范文The blue whale is by far the largest of all animals known since ancient times. Blue whales are generally 24 to 34 meters long and weigh 150 to 200 tons.The appearance of blue whales is light blue or mouse gray, with light fine spots on the back, and a wide and flat tail. The whole body is streamlined and looks like a razor, so it is also called “razor whale". The life span of blue whales is over 50 years old, and they can live to 90 -- 100 years old at most.Over the years, human beings have hunted a large number of animals, and now the same species with a body length of more than 25 meters are rarely seen. In addition, the large amount of krill fishing has also greatly affected the foraging activities of blue whales. Half a century ago, there were more than 300000 blue whales in the world. Now there are only about 2000 left, almost on the verge of extinction.Thanks!21世紀教育網(wǎng)(www.21cnjy.com)中小學教育資源網(wǎng)站有大量高質(zhì)量資料?一線教師?一線教研員?歡迎加入21世紀教育網(wǎng)教師合作團隊!!月薪過萬不是夢!!詳情請看:https://www.21cnjy.com/help/help_extract.php 展開更多...... 收起↑ 資源列表 Unit 4 Amazing Plants and Animals 語法+寫作解析.docx Unit 4 Amazing Plants and Animals 語法+寫作解析.pptx 縮略圖、資源來源于二一教育資源庫