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(指部分教師) 7)表示所有,相當(dāng)于物主代詞,用在表示身體部位的名詞前: She caught me by the arm..她抓住了我的手臂。 8)用在某些由普通名詞構(gòu)成的國家名稱、機(jī)關(guān)團(tuán)體、階級、等專有名詞前: the People‘s Republic of China中華人民共和國 9)用在表示樂器的名詞之前:She plays the ?! ?0) 用在姓氏的復(fù)數(shù)名詞之前,表示一家人:the Greens格林一家人 (或格林夫婦) 11) 用在慣用語中: in the day, in the morning (afternoon,evening),the day after tomorrow the day before yesterday, the next morning, in the sky (water,field,country) in the dark, in the rain, in the distance, in the middle (of),in the end, on the whole, by the way, go to the theatre 零冠詞的用法 冠詞與形容詞+名詞結(jié)構(gòu) 1) 兩個形容詞都有冠詞,表示兩個不同東西。 He raises a black and a white ?! ?) 如后一個形容詞無冠詞,則指一物?! e raises a black and white 。 冠詞位置 1) 不定冠詞位置 不定冠詞常位于名詞或名詞修飾語前。注意: a. 位于下列形容詞之后: such,what,many,half, such an animal; Many a man b. 當(dāng)名詞前的形容詞被副詞as, so, too, how, however, enough修飾時,不定冠詞應(yīng)放在形容詞之后:It is as pleasant a day as I have ever spent. c. quite,rather與單數(shù)名詞連用,冠詞放在其后?! 〉?dāng)rather,quite 前仍有形容詞,不定冠詞放其前后均可。如:quite a lot d. 在as,though 引導(dǎo)的讓步狀語從句中,當(dāng)標(biāo)語為形容詞修飾的名詞時,不定冠詞放形容詞后: Brave a man though he is,he trembles at the sight of snakes. 當(dāng)名詞被比較級形容詞修飾時,不定冠詞通常置于比較級形容詞之后?! ?) 定冠詞位置 定冠詞通常位于名詞或名詞修飾語前,但放在all, both,double,half,twice,three times等詞之后,名詞之前?! ll the students in the class went ?! ∥?、數(shù)詞 表示數(shù)目多少的數(shù)詞叫基數(shù)詞;表示順序的數(shù)詞叫序數(shù)詞。 數(shù)詞的用法 1)倍數(shù)表示法 a. 主語+謂語+倍數(shù)(或分?jǐn)?shù))+ as + adj. + as I have three times as many as ?! . 主語+謂語+倍數(shù)(分?jǐn)?shù))+ the size (amount,length…) of… The earth is 49 times the size of the ?! . 主語+謂語+倍數(shù)(分?jǐn)?shù))+ 形容詞(副詞)比較級+ than… The grain output is 8 percent higher this year than that of last year. d. 還可以用by+倍數(shù),表示增加多少倍 The production of grain has been increased by four times this year. 2)分?jǐn)?shù)表示法 構(gòu)成:基數(shù)詞代表分子,序數(shù)詞代表分母。分子大于1時,分子的序數(shù)詞用單數(shù),分母序數(shù)詞用復(fù)數(shù):1/3 onethird ; 3/37 three and threesevenths 六、形容詞及其用法 形容詞(adjective