八年級(jí)上冊(cè) GRAMMAR 比較級(jí)課件

1、定義：大多數(shù)形容詞和副詞都有三個(gè)級(jí)別：原級(jí)、比較級(jí)、最高級(jí)。Grammar 比較級(jí)修飾詞：very、quite Im very tired. Helen plays the guitar quite well.原級(jí)形容詞、副詞的原級(jí)即原形。 用法：1表達(dá)“A和B一樣”，用 asas 的結(jié)構(gòu)。 I am as tall as you. He runs as fast as I. 2表達(dá)“A不如B”，用 not asas 的結(jié)構(gòu)。 I am not as tall as you. He doesnt run as fast as I. 比較級(jí) 表示“更”，用于兩者之間的比較，指“前者比后者更”。修

2、飾詞：much、even、 a little、a lot 注：much、even只能修飾比較級(jí)。 He is much taller than I.他比我要高得多。 I jump a little higher than he.我跳得比他高一點(diǎn)點(diǎn)。 寫出下列各詞的比較級(jí) short good lazy cold funny fine thin important hotmuch2“具體數(shù)量+比較級(jí)”,表示具體“大多少”，“小多少”，“長(zhǎng)多少”，“短多少”等。I am two years older than he. This building is 20 meters higher than

3、that one. 更多用法3“ the more, the more” 表示“越，就越”。 The more, the better.多多益善。 The more careful you are, the fewer mistakes you will make.你越細(xì)心，犯錯(cuò)就越少。4. “ the moreof the two” 表示“兩個(gè)當(dāng)中較的一個(gè)” The taller of the two boys is my brother. 注意按語(yǔ)法規(guī)則，than后面的人稱代詞應(yīng)當(dāng)用主格，但口語(yǔ)當(dāng)中有時(shí)會(huì)用賓格代替主格。 He is more careful than I (me). 只有

4、同類的事物才能比較 Her bag is bigger than mine.（） Her bag is bigger than I. The weather of Kunming is much better than that of Shenyang. （） The weather of Kunming is much better than Shenyang.鞏固練習(xí)5、-Oh,thefoodisbad. -Ithinkso.Andtheservice(服務(wù))is_.AtheworstB.worseC.badderD.theworse6、Im not sure whether Mary can sing _ Ann. as well as B. as good as C. as better as D. so good as7、The population of China is larger than