英语：比较级和最高级用法讲解课件

形容词的比较级一： 用法 ⑴用于两者(人或物)之间，表示“其中一个 比另一更……”或“较……”,后面通常用 连词than连结另一个比较的对象，其基本句 型是： 主语+谓语(系动词)+形容词比较级+than +对比对象。 eg: Jim is taller than Mike. Mike is shorter than Jim.

The bike goes fast. Which goes faster, the bike or the car? The car goes faster than the bike.

The bird flies high. Which flies higher,the plane or the bird?The plane flies higher than the bird .

The sheep runs fast. Which runs faster, the dog or the sheep?The dog runs faster than the sheep.

￥100

￥200

The brown coat is expensive. Which is more expensive , the brown coat or the the yellow coat?

The yellow coat is more expensive than the brown one.

Donald duck

Harry Potter

Donald duck is interesting. Which is more interesting? Harry potter is more interesting than Donald duck.

⑵than 后面接代词时，一般要用主格，但在 口语中也可以换成宾格。 eg: He works more carefully than I (me). 他比我工作更细心。 (3)“比较级+and+比较级”表示 “越来越……” eg: He becomes fatter and fatter. 他越来越胖了。 She is more and more athletic . 她越来越健壮了。

(4)“The +比较级…,the +比较级”表示 “越……,越……” eg:The busier he is ,the happier he feels. 他越忙就越高兴。 (5)形容词比较级前可加数词，表示“大 (小)……多少”“长(短)……多少” eg:He is five years younger than me. 他比我小五岁。 (6)表示倍数时用:…times+比较级+than… eg:My room is three times bigger than yours.

二. 原级和比较级前面通常使用的修饰词： (一)在原级前面通常使用very, quite, too, much too, a little, as, so 等。 eg: 1. The room is very big. 2. The person is quite clever. 3. Today is too hot. 4. He eats too much, so he’s much too heavy.

在比较级前面使用的修饰词有： even(更，更加),a little(有点), far/ much/ a lot (更加，……的多) eg: 1. Yesterday was hot, but today is even hotter. 2. I’m a little taller than Mary. 3. This skirt is far/ much/ a lot more beautiful than that one.

Which means of transportation is safer?

bus

plane

Which country is larger?

U.S.A Australia

The Changjian River

The yellow River

Which river is longer?

Which mountain is higher?

Fu Ji mountain

Huangshan