Unit 2 Topic 2 All these problems are very serious.
Section D 同步练习
一、选择题。
1. —Which would you like to drink, tea or coffee?
—________, thanks. I’m not thirsty.
A. Either B. Neither C. Little D. Few?
2. The students are doing some cleaning. Some
are sweeping the floor, ________ are cleaning the
desks and chairs.
A. other B. the other C. another D. others?
3. My parents are ________ doctors.
A. both B. all C. either D. neither
4. There is ________ with my computer. Can you help me?
A. wrong anything B. anything wrong C. wrong something D. something wrong
5. The wind was blowing strongly. ________ people
walked in the street.
A. Little B. A little C. Few D. A few
6. Hurry up. There is ________ time left.
A. a little B. little C. a few D. few
二.词汇。
(A) 根据句意及首字母提示补全单词。
1.Don’t throw the r_____in the street, we should keep the street clean.
2.First you must dig a h_____ before planting a tree.
3.His speech is the w_____of the three. I don’t like it at all.
4.Tom’s mother p_____him, because he didn’t pass the exam.
5.When the sun r_____, everything is bright.
(B) 根据句意及汉语提示完成句子。
6.As we know, _____ (无一人) of us likes pollution.
7.In Sweden， it is against the_____ (法律) to hit a child.
8.A lot of rich land has changed into desert, leaving only _____ (沙子).
9._____ (虽然) we have built the Great Green Wall, we still need to work hard to protect the environment.
10.After a long journey, we felt hungry and _____(渴的).
三.完成句子。
1.不要到处吐痰。
Don’t _____ _____ and _____.
2.森林有利于防止水土流失。
Forests help to keep water _____ _____ the earth away.
3.我们应该尽一切努力保护环境。
We should do _____ _____ to protect the environment.
4.大量良田变成荒漠，遍地是沙子。
A lot of rich land has _____ into desert, _____ only sand.
5.温室效应使地球变暖。
_____ _____ _____makes the earth warm.
答案：
BDADCA
二.词汇
（A）1.rubbish 2.hole 3.worst 4.punished 5.rises
（B）6.none 7.law 8.sand 9.Although 10.thirsty
三. 完成句子
1.spit,here, there 2.from washing 3.everything possible /our best
4.changed/ turned, leaving 5.The greenhouse effect
课件30张PPT。Unit 2 Loving Our Planet
Topic 2 All these problems are very serious
Section D 仁爱科普 九上GrammarNoneanywhereEveryoneeverything Indefinite pronoun and adverb 不定代词和副词
一、构成。
不定代词、副词是由some, any, no, every与thing, one, body, where 等构成。
E.g. something, someone, nowhere, anybody等。
二、用法。
1．通常情况下,由some, every加后缀构成的不定代词、副词常用于肯定句；由any加后缀构成的不定代词、副词常用于疑问句、否定句中。
E.g. You will find your bag somewhere.
Can you hear anything?
2. 注意：当说话人希望得到肯定答复,或是表示建议、请求等意图时,something, somebody, someone也可以用于疑问句中。当要表达“任何人；任何事物”时,anything, anybody, anyone也可以用于肯定句中。
E.g. Would you like something to drink?
Anybody can do it except Tom.本题考查形容词修饰不定代词的用法以及句意理解。形容词修饰不定代词时,形容词要后置,先排除A;结合题干中的"为什么不去乡村野餐呢"可推断,城市里没有什么有趣的事,故nothing interesting符合题意。1.(2017长沙)( )—There's in the city.Why not have a picnic in the
countryside??
—Great.West Hill might be a good choice.
A. interesting something B. nothing interestingC. anything interesting【答案】B
【解析】中考链接2（2019安徽）( )Could you stay a little longer? I have ____ more to tell you about the plan for tomorrow.
A. something B. everything C. anything D. nothing
【答案】A
【解析】
句意：你能多待一会儿吗？关于明天的计划我还有更多的事要告诉你。something某事；everything每件事；anything任何事；nothing没什么事。根据句意可知B和D不对；something用于肯定句；anything用于否定句。这是一个肯定句，故应选A。中考链接3.（2019江苏宿迁）( )As the lights in the room went out, it was very dark and ___________could be seen clearly.
A. something B. anything C. everything D. nothing
【答案】D
【解析】
句意：房间里的灯灭了，天很黑，什么也看不清。考查不定代词辨析。nothing没有东西，表否定；anything任何东西，用于否定句、疑问句；something某物，表示不确定；everything每件东西。根据it was very dark可知什么也看不清，故选D。中考链接4.用something,anything或nothing填空。
1.I think there is wrong with my watch.It doesn’t work.?
2.There is to eat in the refrigerator.Could you please buy some food??
3.Is there else I can do??
【答案】 1.something 2.nothing 3.anything
【解析】 something “某些事物”,常用于肯定句;anything “任何事物”,常用于否定句或一般疑问句;nothing “没有事情”,除句首作主语外,其余可用not...anything 代替。中考链接Functions______ a result（结果）, a lot of rich land has changed _________ （变为）desert.
Trees can stop the wind from ________ the earth _____(吹走）.
We shouldn’t leave rubbish _____________(到处).
All these problems are very serious,_____(所以) we must do something now. intoblowingawayhere and there soAs What can you learn form the short movie?
Water is important.
Because humans, animals and plants can’t live without water.New words
Nearly three fourths of the earth is covered with water.water on the earth3/4被……覆盖/'n??l? /
几乎、将近 While there is so much water around the world,
we humans are still short of drinking water.
So do animals and plants.
Do you know why?be short of 缺乏……1. Why is our earth thirsty when ? of the earth is covered with water?
Because about 97% of the water on the earth is sea water and we can’t use it for watering plants or drinking directly.
2. What kind of water can humans drink and use?
Humans can only drink and use fresh water from places including rivers, lakes and underground.
( )Although the world is hungry, it is even thirstier. While nearly ? of the earth is covered with water, we are still short of drinking water. This is because about 97% of the water on the earth is sea water. So we can’t use it for watering plants or drinking directly. Humans can only drink and use fresh water from places including rivers, lakes and underground. 1Read and answer.
How can we avoid a serious water shortage?
First, we should save water and not waste it.
Second, we should protect our water resources and not pollute them.
Third, we should discover ways to reuse water.( ) How can we avoid a serious water shortage? First, we should save water and not waste it. Second, we should protect our water resources and not pollute them. Third, we should discover ways to reuse water. Scientists have made some progress in this field. Today, some large cities are reusing their water. But people’s need for water is increasing day by day. We still don’t have enough water. What else can we do? 2Read Paragraph2 and mark T or F.
( ) Scientists haven’t made any progress in this field.
( ) Water is reused nowhere.
( ) People’s need for water is increasing day by day.FFTListen to Paragraph3 and fill in the blanks( ) The sea______ ____ have the best answer. There is ______ ___water in the sea. But we need to ____the salt _____from the sea water . This is very expensive. If scientists can find cheaper ways to do it, we can ______ ___ _________of the shortage of water. 3seems toplenty oftakeawaysolve the problemQ: How can we change sea water into fresh water?
We need to take the salt away from the sea water.1.?There is plenty of water in the sea. But we need to take the salt away from the sea water.
plenty of 大量的，许多的，后接可数名词复数或不可数名词。
take…away from 从….拿走…..
Language points 名词
avoid 代词
动名词 v.防止，避免v.发现，找到e.g. He avoided answering my questions. 不定式不可以做宾语。2. How can we avoid a serious water shortage? 我们如何避免水资源短缺呢？3. ...we should discover ways to reuse water.我们需要找到再利用水的方法。Language pointsthirsty adj.缺水的;（口）渴的nearly adv.几乎，将近nearly 与almost 区别 ：
almost 多表示时间、程度、距离、进度， 且almost 可以修饰more than, too, nothing, nobody, nowhere, no one, none, never 等词，nearly 则不行。nearly只与not连用。
e.g. I have almost never seen him.
I nearly didn’t hear what the teacher said in class. Language points 4.Although the world is hungry, it is even thirstier
虽然世界是饥饿的，但是他更渴。5.While nearly ? of the earth is covered with water , we are still short of drinking water. 尽管地球差不多四分之三都被水覆盖，我们仍然缺少饮用水。 1b Read 1a again and answer the questions. 1.Why is our world thirsty when ? of the earth is covered with water ?
2. What can we do now to avoid the water shortage?
Because about 97% of the water on the earth is sea water, we can’t use it for watering plants or drinking directly. First, we should save water and not waste it. Second, we should protect our water resources and not pollute them. Third, we should discover ways to reuse water. 3.What will be the best way to solve the problem in the future in the passage?
4.Do you know any other ways to solve the problem? What is it?
To find cheaper ways of taking the salt away from the sea water.Let’s do2 Discuss in groups different ways of protecting and saving water. Write down the key information.Example:
Pass laws( n.法律) against water pollution.
Collect and reuse waste water.
… … Let’s doHow to protect and save water?Example:
Pass laws( n.法律) against water pollution.
Collect and reuse waste water.
——————————————
——————————————
5. ————————————————————
6. ——————————————————
________________________________________
…Turn off the taps in timeTake a shower instead of a bathstop…from…, pour…into…, turn off, tap(水龙头), wash clothes/vegetables, clean the floor, throw…into…Stop the factories from pouring waste water into rivers.Don’t throw litter into the waterAfter we wash clothes or vegetables, we can reuse
the water to clean the floor.3. Write a proposal(?提议) about saving water to all the students in your school. My dear friends,
Water is very important to human beings. Let’s do something to protect and save it.
First, ____________________ .
Second,_______________________________.
Third, _______________________________.
Let’s try our best to save water and our planet.
_________ _____________My dear friends,
Water is very important to human beings. Let’s do something to protect and save it.
First, we should protect our water resources and not pollute them. The government should also pass laws against the water pollution. Second, we should save water in our daily life, turn off the taps in time, take a shower instead of a bath, and always remember to collect and reuse water. Third, let’s try to spread the message about protecting and saving water. Make more people around us know the problem of water shortage and how to help solve it.
Let’s try our best to save water and our planet.
Student Union You can write it like this.ProjectMaking Posters About Natural Resources Divide the class into several groups: Water Group, Tree Group, Soil Group …
Each group should discuss their own uses, the problems that they face and their wishes. Then give a report in class. Example:
Uses: I am soil. Plants can’t grow without me. People use me to make many things …
Problems: Sometimes people use too many chemicals in the fields. What’s worse, they put waste into the land … So I’m hurt. Please help me.
Wishes: I hope human beings can protect and take care of me. And then I could do more useful things for them…
3. Make some posters with the result.Water pollutionless fresh waterWe should protect and save water.To save water is to save life. Don't let the last drop of water become our tears be short of
on the earth
use sth for sth/doing sth
avoid sth
make (some) progress
in the field
day by day
seem to do sth
plenty of
take away
the shortage of
1. 缺乏……
2. 在地球上
3. 用某物做某事
4. 避免某事
5. 取得（一些）进步
6. 在这个领域
7. 一天天
8. 似乎/好像做某事
9. 大量的
10. 带走、拿走
11. ……的缺乏
Key phrases领域; 场地, 田地1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11. one by one
year by year
step by step
一个接一个
一年年
一步步
If we want to use the sea water, we must ______ ___(拿走） the salt from the sea water.
How can we _________(避免) a serious water shortage?
We should __________(找到) ways to reuse water.
People’s need for water is increasing ____________(一天天).
Although the world is hungry, it is even ______(更渴的)
While ___________(几乎，差不多)? of the earth is covered with water, we are still short of drinking water. take awayavoiddiscoverday by daythirstier nearlyExerciseWe learn: 1. some words: avoid, discover, thirsty,
nearly, law
2. some phrases: day by day, be short of
3. some sentences:
(1)But people’s need for water is
increasing day by day.
(2)While nearly ? of the earth is covered
with water, we are still short of drinking
water.
We can: 1.Talk about ways of saving water.
2.Summarize and use the indefinite
pronoun and adverb correctly.
3. Write a proposal.Summary
Read 1a.
Review the useful expressions and key sentences which we learn in this topic.
Preview Section A in Topic 3.
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