形容词
1.形容词的构成。
○1 简单形容词由一个单词构成。Good, long, green, large, bright, interesting, surprised, learned, developing, sleeping .
○2 复合形容词由一个以上的词构成。20-minute, second-hand, 500-word, 8-year-old, three-legged, round-trip, part-time, good-looking.
2.形容词的用法。
○1 修饰名词作定语。She is a beautiful girl .
○2 作表语。He is very strong.
○3 作宾语补足语。Let the door open. You must keep your classroom clean .
○4 定冠词+形容词表示一类人或物,在句子中可作主语或宾语。We should speak to the old politely.
○5 大多数形容词既可作表语又可作定语,但少数形容词只能作表语,不能作定语。如:asleep, ill, awake 等。
○6 有些形容词只能作定语而不能作表语。如:many, little, wooden, golden 等。
3.形容词的位置。
○1 形容词通常放在它所修饰的名词的前面。A heavy box.
○2 与表示度量的词连用,形容词要放在它所修饰词语的后面。3 metres long. 12 kilometers away .
○3 与不定代词something, anything, everything, nothing 等连用时,可以放在这些词之后。 Something important . nothing serious .
○4 当名词前有多个形容词修饰时,一般按下面的词序排列: 冠词-描述形容词-表示形状的形容词-表示年龄或新旧的形容词-表示颜色的形容词-表示国籍、出处或来源的形容词-表示材料、物质的形容词-表示用途或类别的形容词-被修饰的词。My nice small brown leather bag . those large round black wooden tables .
4.形容词的比较级和最高级。
○1 原级的用法:和相同
A. 肯定句:A + 动词 + as + 形容词原级 + as + B . He is as tall as me .
B. 否定句:A + not as +形容词原级 + as + B
A + not so +形容词原级 + as + B = A+ less + 形容词原级+than + B .
○2 比较级的用法:
A. A + 动词 + 形容词的比较级 + than + B .
A. 三种最高级表示法。
最高级:Shanghai is the largest city in China .
比较级:Shanghai is larger than any other city in China . / Shanghai is larger than the other cities in China .
原级: No other city is as large as Shanghai in China . / No other city is larger than Shanghai in China .
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