文档介绍：Unit 2 Topic 3
Would you like to be
a greener person?
Section B
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(1)
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(2)
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Listen to 1a, then answer the following questions.
What will a greener person do when he leaves a room?
What will you do if you travel a short distance?
He will turn off the lights when he leaves a room.
I will walk or ride a bike instead of taking a bus or a taxi.
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Listen, read and say
Jane: Hi, Michael. Would you
like to be a greener person?
Michael: Of course, I'd love to.
But what should I do?
Jane: First, you ought to turn off
the lights when you leave a room.
turn on(开)
(关)
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ought to
情态动词
应该,应当
十动词原形
You ought to turn off the lights when you leave a room.
ought not to
+动词原形
不应该做,不应当做
You ought not to get up so late in the moring.
(否定形式在ought 后加not )
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Ought to疑问句
Ought 十主语 to do sth(一般疑问句,
ought提到句首)
Ought we to go there ?
Yes, you ought.
No, you ought to not.
oughtn’t
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Michael: Oh, that's easy.
What's next?
Jane: Second, you'd better
walk or ride a bike instead of taking
a bus or a taxi if you're traveling a short
Distance
(意思是“代替……”、“而不……”
instead of 后面常跟名词、代词和动名词,
偶尔也跟复合结构)
距离
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中考连接
I’d like to walk to the school instead of --—there by bike.
A: go B: going C: goes D: to go
Michael: That's right. It will save energy and reduce air pollution.
B
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Jane: Third, take a cloth bag
when you go shopping. Don't
use plastic bags.
Michael: It s so easy to
be a greener person
Jane: Easier said than done.
Michael: Well, actions speak
louder than words.
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