仁爱科普版九上 Unit 2 Topic 2All these problems are very serious. SectionB 课件(共18张PPT)

(共18张PPT)
Unit 2 Saving the Earth
Topic 2 All these problems are very serious. SectionB
Air pollution
What can we do to solve these problems
rubbish here and there
spit anywhere
walk on grass pick flowers
care for wild animals
plant trees
2
3
4
1
5
1b Listen to 1a and number the following pictures.
None of us likes pollution. 没人喜欢污染。
pron.没有一个， 毫无
none和no one 的区别;
No one 1)不与of连用；2)谓语动词用单数；3)只能指人，但不具体指什么人；4)一般用来回答who,及含anyone, anybody引起的疑问句。
None 1)可与of连用；2)谓语动词用单或复数；3)具体指什么人或物；4)一般用来回答how many +n, how much +n及含any +n引起的疑问句。
1c Read 1a and complete the table.
Should do Shouldn’t do
1.____ ____ wild
animals
2.plant _____ _______
3.do ___________ we
can 1._______ rubbish here
and there
2._______anywhere
in public
3.________ on grass
4. pick _________
care for
more trees
everything
leave
spit
walk
flowers
Because none of us likes pollution, …
We should do everything we can to protect the environment.
Who can fill it quickly
thing body one where
some
any
every
no
something
somebody
someone
somewhere
anything
anybody
anyone
anywhere
everything
everybody
everyone
everywhere
nothing
nobody
nowhere
pron.没有人
n.小人物，无足轻重的人
pron.人人，每个人
somebody, someone, something, somewhere
anybody, anyone, anything, anywhere
none, nobody, nothing, nowhere
everybody, everyone, everything, everywhere
一般情况下用于肯定句
一般情况下用于否定句和疑问句
表否定含义
可用于各种句式
the indefinite pronoun and adverb
1.I have ____ to tell you.
A. important something
B. something important
B
形容词修饰不定代词和不定副词时，要放在不定代词/不定副词之后
Do you know
2.Everybody ___ ready for the match.
A. is B. are
A
不定代词作主语时，谓语动词要用单数。
3 Read and understand the first sentence. Then complete the second one and read them aloud, paying attention to the weak form, liaison and intonation.
Example :
As we all know, air pollution has become a serious problem
Everybody knows air pollution has become a serious problem.
1.None of us would like to see dirty water and rubbish
lying around .
________ would like to see the dirty water and rubbish
lying around .
2. We should follow social rules and spit nowhere in public .
We should follow social rules and not spit __________
in public.
3. We should do everything to protect the
environment in our daily lives .
We shouldn’t do ________ to destroy the
environment in our daily lives .
Nobody
anywhere
anything
We learn: 1. some words : none, rubbish, wild, nobody, worst,
situation, punish, everybody
2. some phrases: here and there, worst of all
3. some sentences :
①None of us likes pollution .
② Don’t spit anywhere in public.
③ Everyone should care for wild animals and plant more
trees .
④We should do everything we can to protect the
environment.
⑤ We shouldn’t leave rubbish here and there.
We can: 1. Use the indefinite pronouns and adverbs correctly.
2. Use the proper ways to protect the environment.
Summary
Read 1a.
Memorize the useful expressions and key sentences which we learn today.
Finish Section B in your workbook.
Preview Section C.
Thank you!