《英语倍数表达法》PPT课件
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高考英语常考句式《倍数句型》ppt课件
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两倍用twice, 3倍或3倍以上用„times。倍数表达方式有：
„times + up on (或over) The size of the sun is a million times over that of the earth. 太阳的体积比地球的体积大一百万倍。 „+by + „ times Compared with last year, our coal output has increased by three times.与去年相比, 我们的煤产量增长了3倍。
D。此处考查的是“倍数 + as + many + 名 词 + as„”结构，故A、B两项错误。题干
中已有第二个as，故C项错误。
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The pork price is high. I’ve got about half the amount I had at home and I’m paying __here. A. as three times much B. as much three times C. three times as much D. much as three times C。本题是对“倍数词 + as„as„”结构的考 查。这里的猪肉价格高。我买的肉大约是在国 内购买量的一半，在这里却要付出三倍的钱。
◆
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难
点
诠
释
两倍用twice, 3倍或3倍以上用„times。倍数表达方式有：
„times + the + 名词（如: height, weight, length, size, width等） + of„ This river is three times the depth of that one. 这条河的深度是那条河的3倍。 „times + more + 名词 + than „ He earns five times more money than he did ten years ago.他现在挣的钱比十年前挣的多5倍。
英语倍数表达高三英语课件
Th an k yo u !
英语倍数表达
目录
C O N TEN T
倍数 句式 妙用 巧记
PA RT 01
倍数
几倍如何表达
一倍： o n ce
两倍：tice /do uble
三倍及以上：基数词
+ tim es
Par t 2 句式
句
式
“A+be+倍数+as+形容词/副词原级+as+B” 例句：This bag is six times as expensive as that big one.
妙
用
这座山的高度是那座小山的四倍。 句型1： This hill is four times as high as that small one.
句型2： This hill is four times higher than that small one.
句型3： This hill is four times the height of that small one.
句
式Hale Waihona Puke “A+be+倍数+形容词/副词比较级+than+B” 例句：The box is four times heavier than yours.
句
式
“A+be+倍数+the size/height/length/width, etc+of+B” 例句：The river is ten times the length of the one in front of my house.
巧记
A+be+倍数+as+形容词/副词原级+as+B A+be+倍数+形容词/副词比较级+than+B
倍数的表达.ppt
apple
This building is almost seven times as high as that one This building is almost seven times higher than that one This building is almost seven times the height of that one
长江差不多比珠江长两倍
The Yangtze River is almost twice longer (long) than the Pearl River.
这本字典比那本恰好贵5倍。
The dictionary is exactly five times more expensive (expensive) than that one
A
B
The living-room is three times wider than the bedroom
Living-room bedroom
他跑的速度比我快俩倍。 He runs twice faster than me
Translation 他跳的比我远三倍。
He jumps three times longer than me
Homework
Compare the rooms
Homework
Compare the watermelon and the aplewatermelon
Write three sentences about the watermelon and the apple with the structure
With the help of the German experts, the factory produced ________ cars in 1993 as the year before. (上海卷) A. as twice many B. as many as twice C. as twice as many D. twice as many
初中英语语法 三种倍数的表达方式课件
The water here is six times the depth of the water there.
倍数的表达方式
1. A is three times as big as B. 2. A is three times bigger than B. 3. A is three times the size of B.
three times
four times
A 是 B的 3倍大
1. A is three times as big as B.
2. A is three times bigger than B.
3. A is three times the size of B.
A 是 B的 3倍大
1. This room is three times as big
as tall as that elephant.
这只长颈鹿比 那只大象高3倍 This giraffe is three times
taller than that elephant.
这只长颈鹿比 那只大象高3倍
This giraffe is three times
the height of that one.
as that one.
A 是 B的 3倍大
2. This room is three times bigger
than that one.
A 是 B的 3倍大
3. This room is three times the size
of that one.
这只狗比那只狗 小2倍
This dog is twice as small
这边的水比那 边的水深6倍
倍数的表达方式
1. A is three times as big as B. 2. A is three times bigger than B. 3. A is three times the size of B.
three times
four times
A 是 B的 3倍大
1. A is three times as big as B.
2. A is three times bigger than B.
3. A is three times the size of B.
A 是 B的 3倍大
1. This room is three times as big
as tall as that elephant.
这只长颈鹿比 那只大象高3倍 This giraffe is three times
taller than that elephant.
这只长颈鹿比 那只大象高3倍
This giraffe is three times
the height of that one.
as that one.
A 是 B的 3倍大
2. This room is three times bigger
than that one.
A 是 B的 3倍大
3. This room is three times the size
of that one.
这只狗比那只狗 小2倍
This dog is twice as small
这边的水比那 边的水深6倍
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• 这条路的长度是三年前的 4 倍。
• The price of the meat is twice what it was last year.
• 肉价是去年的两倍。
.
7
• 7. “… times + up on （或 over ）…”例如：
• The size of the sun is a million times over that of the earth.
.
9
二、用分数、百分数表示倍数
• The box is one-third bigger than that one. • 这个盒子比那个盒子大三分之一。
• Last year the output value of industry was 59 percent higher than that of 1976.
.
12
2. Paper produced every year is ___B____ the world's production of vehicles.
A. the three weight of B. three times the weight of C. as three times heavy as D. three times as heavier as
.
5
• 5. “… times +as many （或 much ）＋名 词＋ as …”例如：
• We've produced twice as much cotton this year as （ we did ） ten years ago.
• 今年我们生产的棉花比十年前多了一倍。 （汉语中的多一倍实际上也指两倍一样 多。）
.
3
3.“A + be + 倍数 + the + 计量名词 + of + B ”
• The newly broadened square is four times the size of the previous one. 新扩建的广场是未扩建时的四倍大。
• This hill is four times the height of that small one 这座山的高度是那座小山的四倍。（比那 座小山高三倍）
.
2
2. “A + be + 倍数 + 计量形容词比较级 + than +B”
• The Yangtze River is almost twice longer than the Pearl River. 长江差不多比珠江长两倍。
• The dictionary is exactly five times more expensive than that one. 这本字典比那本恰好贵5倍。
• The output of grain increased fourfold. • 粮食产量增加了三倍。
.
11
exercises
1. Americans eat ___D_____ vegetable per person today as they did in 1910.
A. more than twice B. as twice as many C. twice as many as D. twice as much
• He has got three times as many books as his sister.
• 他拥有的书的数量是他妹妹的 3 倍。
.
6
• 6. “… times + what 从句”例如：
• The length of the road is four times what it was three years ago.
• 太阳的体积比地球的体积大一百万倍。
• He is three times up on your age. • 他的年龄是你的 4 倍（或：比你的年龄大 3
倍）。
.
8
• 8. “… +by + … times ”例如： • Compared with last year， our coal output
• My Aunt is as old again as I am. • 我姑姑的年龄比我大一倍。
• The top-brand clothes are often sold as double the normal price here.
• 这里名牌衣服的售价经常比正常的售价高一倍。
• The new work procedure tripled the output. • 新工艺使产量增加两倍。
英语倍数表达法
.
1
一、用 times 表示倍数 1. “A + be + 倍数 + as + 计量形容词原级 +
as + B”。
• This tree is three times as tall as that one. 这棵树是那棵树的三倍高。
• His father is twice as old as he. 他父亲的年纪有他两倍大。
• 去年工业产值比 1976 年增长了 59 ％。
• My command of English is not half so good as yours.
• 我英语掌握得还不及你的一半儿好。
.
10
三、用 again （一倍）， double （两倍）， triple （三倍），
fourfold （四倍）等词表示倍数。
.
4
4.“The + 计量名词 + of + A + be + 倍数 + that + of + B ”
• The size of the newly broadened square is four times that of the previous one. 新扩建的广场为以前的四倍大。
The height of this hill is four times that of t hat small one．
has increased by three times. • 与去年相比，我们的煤产量增长了 3 倍。
• His speed is faster than mine by four times. • 他的速度比我的快 4 倍。
• Compared with last year, our coal output has increased by three times.
• The price of the meat is twice what it was last year.
• 肉价是去年的两倍。
.
7
• 7. “… times + up on （或 over ）…”例如：
• The size of the sun is a million times over that of the earth.
.
9
二、用分数、百分数表示倍数
• The box is one-third bigger than that one. • 这个盒子比那个盒子大三分之一。
• Last year the output value of industry was 59 percent higher than that of 1976.
.
12
2. Paper produced every year is ___B____ the world's production of vehicles.
A. the three weight of B. three times the weight of C. as three times heavy as D. three times as heavier as
.
5
• 5. “… times +as many （或 much ）＋名 词＋ as …”例如：
• We've produced twice as much cotton this year as （ we did ） ten years ago.
• 今年我们生产的棉花比十年前多了一倍。 （汉语中的多一倍实际上也指两倍一样 多。）
.
3
3.“A + be + 倍数 + the + 计量名词 + of + B ”
• The newly broadened square is four times the size of the previous one. 新扩建的广场是未扩建时的四倍大。
• This hill is four times the height of that small one 这座山的高度是那座小山的四倍。（比那 座小山高三倍）
.
2
2. “A + be + 倍数 + 计量形容词比较级 + than +B”
• The Yangtze River is almost twice longer than the Pearl River. 长江差不多比珠江长两倍。
• The dictionary is exactly five times more expensive than that one. 这本字典比那本恰好贵5倍。
• The output of grain increased fourfold. • 粮食产量增加了三倍。
.
11
exercises
1. Americans eat ___D_____ vegetable per person today as they did in 1910.
A. more than twice B. as twice as many C. twice as many as D. twice as much
• He has got three times as many books as his sister.
• 他拥有的书的数量是他妹妹的 3 倍。
.
6
• 6. “… times + what 从句”例如：
• The length of the road is four times what it was three years ago.
• 太阳的体积比地球的体积大一百万倍。
• He is three times up on your age. • 他的年龄是你的 4 倍（或：比你的年龄大 3
倍）。
.
8
• 8. “… +by + … times ”例如： • Compared with last year， our coal output
• My Aunt is as old again as I am. • 我姑姑的年龄比我大一倍。
• The top-brand clothes are often sold as double the normal price here.
• 这里名牌衣服的售价经常比正常的售价高一倍。
• The new work procedure tripled the output. • 新工艺使产量增加两倍。
英语倍数表达法
.
1
一、用 times 表示倍数 1. “A + be + 倍数 + as + 计量形容词原级 +
as + B”。
• This tree is three times as tall as that one. 这棵树是那棵树的三倍高。
• His father is twice as old as he. 他父亲的年纪有他两倍大。
• 去年工业产值比 1976 年增长了 59 ％。
• My command of English is not half so good as yours.
• 我英语掌握得还不及你的一半儿好。
.
10
三、用 again （一倍）， double （两倍）， triple （三倍），
fourfold （四倍）等词表示倍数。
.
4
4.“The + 计量名词 + of + A + be + 倍数 + that + of + B ”
• The size of the newly broadened square is four times that of the previous one. 新扩建的广场为以前的四倍大。
The height of this hill is four times that of t hat small one．
has increased by three times. • 与去年相比，我们的煤产量增长了 3 倍。
• His speed is faster than mine by four times. • 他的速度比我的快 4 倍。
• Compared with last year, our coal output has increased by three times.