Air pollution comes from factories, power stations and cars.Chemicals in the smoke from power stations cause a lot of damage(损害;毁坏) They can travel hundreds of miles in the wind before falling to the ground in the rain.And this "chemical rain" gradually destroys trees in the forests and kills fish in the lakes.In Germany, over 50% of the country's trees had been damaged by the year 1986.
Time and time again there are serious accidents that pollute the air.In 1986 there was a serious accident at a nuclear power station in Russia.A cloud of radiation flew across the whole Europe.It is said that 125, 000 people died in Russia as a result of illness caused by this accident.
In 1984 there was a serious accident at a factory in India and a cloud of dangerous gas covered the town of Bhopal.Over 2, 500- people were killed that night, and hundreds of thousands of people were injured(受伤的). Many of the injured lost their sight.
1.Air pollution comes from__________.
A.factories B.power stations C.cars D.all of the above
2.According to the passage, which sentence is right?
A.“Chemical rain” is good for the trees.
B.Chemicals in the smoke from power stations are very safe.
C.“Chemical rain” is bad for our environment.
D.Chemicals in the smoke from power stations can't travel far in the wind.
3.In Germany, how many trees had been damaged by the year 1986?
A.a quarter B.A half C.Three quarters. D.A third.
4.From the sentence “Many of the injured lost their sight.”we can know__________.
A.the gas covered the town of Bhopal at that -time was poisonous(有毒的)
B.gradually the injured could see everything
C.many of the injured couldn't see anything any more
D.Both A and C
I can't remember when I started collecting litter(垃圾).But it was when I got tired of seeing litter near my home and realized that nobody else was going to pick it up.
I live close to a forest in Ohio, America.I can walk there in three minutes! I used to love going there to play with my dog.But one day there was so much litter there that I became very unhappy.I decided to clean up the forest.I wanted to feel happy going there again.
I made my first trip to clean the forest that afternoon.I took a big black rubbish bag with me.Ten minutes after starting to pick up litter, my bag was full! It had cans, bottles, broken glass and newspapers in it.Since that first trip three years ago, I've gone to the forest four times a year to pick up litter.I'm often there for three hours, It makes me feel great to do something for the environment.
After each trip, I look at all the litter I've found.If any of it is recyclable(可回收的) I keep. I can't understand why people drop litter.But I will keep picking it up until they stop dropping it.
I know I can only doing a small bit to help the earth, but I still think it is important.
1.When did the writer begin to collect litter?
A.When he was very young B.After his home moved to a new place.
C.When he realized no one else was going to pick it up. D.After he left school
2.Where does the writer live?
A.He lives in a forest B.He lives near a forest
C.He lives far away from a forest D.He lives in a place with much litter
3.The writer collects litter________.
A.in order to make money B.in order to make fun
C.in order to get a prize D.in order to make the place clean
4.From the passage we infer(推断)__________.
A.the writer will go on with collecting litter
B.the environment will be more beautiful if everyone tries his best
C.the writer always collects a lot of litter
D.the writer thinks he does a great thing
Every.year, millions of Chinese college students from poor families face money problems.This problem has become a major problem of the whole society.Last month, a national survey by the Chinese Foundation for Poverty Alleviation(中国扶贫基金会) as held to learn more about their college life.Here are some of the results.
(I) The monthly costs for students (Ⅱ)Where do they get subsidies(补助金)?

1.From Chart I, we know that about one fifth of the students spend__________every month.
A.less than 100 yuan B.100~150yuan C.100~200yuan D.more than 200 yuan
2.From Chart II, we know that__________is( are )the main source(来源)of help.
A.help form the society B.Green Passage Program
C.help from colleges D.state loans
Jack is a little schoolboy. He lives in a small town in England. His father works in a factory in London. One day his mother____him to post a letter to his father.
Jack walked down the street. He didn’t see a letter box on the street. But he really____a basket with a sign on it. The sign said, “PUT LITTER IN THIS BASKET”. “I can read,” thought Jack, but he couldn’t____the word “letter” right.
Jack dropped the letter in the basket. Then he ran____to tell his mother about the basket.
“Oh, no, child!” said his mother, “You put the letter in a basket. That litter basket is____old paper and other useless things.”
“Oh,”said Jack,“does the____on the basket mean that?”
“Yes, it does,”said his mother,“The word is‘litter’not‘letter’. Now get the letter and post it.”
When Jack got there, a man was putting the old____in a truck.
“Stop!”shouted Jack, and he began to tell the man about the letter.
The man helped him to look for the letter. After a while they____it.
Then Jack put the____in the letter box. He said,“____don’t they tell us all the words when we first go to school? Then things like that can’t happen.”
1.A.said B.told C.spoke D.talked
2.A.saw B.took C.brought D.watched
3.A.read B.look C.spell D.give
4.A.away B.out C.in D.from,
5.A.to B.on C.with D.for
6.A.letter B.word C.sentence D.sound
7.A.litter B.basket C.box D.paper
8.A.heard B.finished C.worked D.got
9.A.paper B.basket C.sing D.letter
10.A.How B.What C.Why D.When
— Tom, I lost my handbag this morning.All my money are in it.
— _________.Let me help you to find it.
A.That's great! B.You're welcome! C.No problem! D.Bad luck!
In the past, farmers lived a poor life and had_________food to eat.
A.few B.little C.many D.plenty of
