八年級英語下冊 Unit 7 What's the highest mountain in the world（第3課時）(Grammar Focus-4c)同步語法精講精練課件 （新版）人教新目標(biāo)版 (2)

《八年級英語下冊 Unit 7 What's the highest mountain in the world（第3課時）(Grammar Focus-4c)同步語法精講精練課件 （新版）人教新目標(biāo)版 (2)》由會員分享，可在線閱讀，更多相關(guān)《八年級英語下冊 Unit 7 What's the highest mountain in the world（第3課時）(Grammar Focus-4c)同步語法精講精練課件 （新版）人教新目標(biāo)版 (2)（8頁珍藏版）》請在裝配圖網(wǎng)上搜索。

1、Unit 7Whats the highest mountain in the world?,第三課時(Grammar Focus4c)單元同步語法精講精練,形容詞比較級的句型結(jié)構(gòu) 形容詞的比較級than比較對象。前后相比較的兩個事物一定要屬于同類，而且做比較時，一定要避免自身與自身相比。表示一個范圍內(nèi)兩事物的比較用“比較級thanany other單數(shù)名詞”。 eg：He is taller than any other student in his class.他比班上任何一個學(xué)生的個子都高。 as...as...意為“與一樣”，其否定形式為“not so/as...as...”，意為“不

2、及；不與一樣”。它們也是一種表達(dá)比較的形式，注意as與as之間要用形容詞或副詞的原級。,“the比較級，the比較級”表示“越，越”。 eg：The more you read，the more you know.你書讀得越多，你知道的就越多。 “比較級and比較級”表示“越來越”。 eg：Our city is more and more beautiful.我們的城市越來越漂亮了。 修飾比較級可用much，a little，even，still，a lot等。 【注意】當(dāng)比較級后有of the two...之類的短語時，比較級前要加定冠詞the。 二者在選擇疑問句中，常用句型： Which

3、/When/Whobe形容詞比較級，A or B?,形容詞最高級的句型結(jié)構(gòu) “主語bethe形容詞最高級in/of范圍”表示“在某范圍內(nèi)最”。 “one ofthe形容詞最高級可數(shù)名詞復(fù)數(shù)”表示“最的之一”。 “the序數(shù)詞(除了first)形容詞最高級可數(shù)名詞單數(shù)”表示“第幾(大，長等)”。 eg：The Yellow River is the second longest river in China.黃河是中國的第二長河。,選擇疑問句中，常用句型：Which/Who...the形容詞最高級，A，B or C? 【注意】形容詞最高級前通常要加定冠詞the。但前面若有物主代詞，指示代詞或名詞

4、所有格等修飾時，不能用定冠詞the。 形容詞最高級常與介詞in或of引導(dǎo)的短語連用，與in連用意為“在內(nèi)，”表示“在某范圍內(nèi)”，不一定是同類；與of連用表示“屬性”，介詞后的名詞或代詞與句中的主語是同一類人或物，意為“在某一類中”。,一、根據(jù)句意，用括號中所給單詞的適當(dāng)形式填空。 1Which is the _________(large)，the sun，the earth or the moon? 2My sister is _________(good) at playing the piano than me. 3A basketball is much _________(big)

5、than a tennis ball. 4Do you know which is ____________(large) middle school in your city? 5The black shirt is ________(cheap) than any other shirt in this store. 6I think keeping healthy is _________________(important) thing in our lives. 7I think the black box is the __________(heavy) of the five.

6、8There are no manmade objects as ________(great) as the Great Wall.,largest,better,bigger,the largest,cheaper,the most important,heaviest,great,二、單項選擇。 9Do you know that China is one of ____ countries in the world？(黃岡中考) Yes，I do.Its much ________ than the US. Aoldest；olderBthe oldest；older Cthe old

7、est；elder Dthe older；elder 10This camera is too expensive.Id like a ____ one.(青島中考) Acheap Bcheaper Ccheapest Dmore expensive 11Lisa was still very weak when she left hospital.But after a weeks rest，she felt much ____ and went back to school.(南京中考) AgoodBbetter CbadDworse,B,B,B,12The world is becoming ____ So it is，because the Internet gets us closer.(營口中考) Abigger and bigger Bsmaller and smaller Csmallest and smallest Dbiggest and biggest 13Of all the flowers in this garden，I think roses are ____(葫蘆島中考) Apretty Bprettier Cthe prettier Dthe prettiest,B,D,