六年级上册英语课件Unit5Lesson6RoundUp北师大三起15

1、Unit 5,Lesson 6,Round Up,形容词比较等级的含义： 形容词有三个比较等级： 1、原级，即原形 2、比较级，表示“较”或“更一些” 3、最高级，表示“最”。,形容词变比较级和最高级,规则变化,不规则变化,一、形容词比较等级的规则变化如下：,二、不规则形容词的比较级最高级,表示两者的比较时用比较级。 如：Liu Xiang is taller than Jim . “A + be +形容词比较级 + than + B” 意思为“A比B更” 表示三者或三者以上中“最”时，用最高级。 如：Yao Ming is the tallest of the three . “A + be

2、 +the+ 形容词最高级 +范围” 意思为“A在范围内最”,I am the biggest.,I am big.,I am bigger than the wolf.,My son is smaller than me.,zebra is smaller than me.,I am is the smallest.,My sister is older than me.,My mom is older than me.,I am the oldest.,I am the smallest.,I am smaller than the red apple.,I am small.,I am

3、the tallest.,I am tall.,I am taller than you.,I am heavier than you.,I am heavy.,I am the heaviest.,My neck is the longest.,My neck is long.,My neck is longer than you.,练 习,1. tall _ _ 2. nice _ _ 3. strong _ _ 4. old _ _ 5. big _ _ 6. thin _ _ 7. heavy _ _ 8. beautiful _ _ 9. good _ _,taller,strong

4、er,older,tallest,strongest,oldest,bigger,biggest,thinner,thinnest,nicer,nicest,heavier,heaviest,more beautiful,most beautiful,better,best,1. Tom is _ (tall) than Jim. 2. Li Lei is the _(young) boy in his class. 3. Who is _ (thin),you or Helen? Helen is. 4. Whose pencil-box is _ (big), yours or hers? 5. Does Nancy sing _ (well) than Helen? Yes, she does. 6. My eyes are _(big) than hers. 7. Which is _ (heavy), the elephant, the chick or the pig?,练 习,youngest,thinner