Life today has many problems. One of the biggest is 1.（pollute）. Water pollution 2. (make) our rivers and lakes dirty. It kills our fish and pollutes our drinking water. Noise pollution makes us talk 3. (loud) and makes us become angry more easily. Air pollution is 4. most serious kind of pollution. It’s bad 5. living things in the world.
We need to do a lot of things to fight pollution. 6., factories must clean their waste water before it 7. (throw) away, and they mustn’t blow dirty smoke into the air. We can’t throw waste things 8. the ground. Secondly, we can go to work by bus 9. with our friends in the same car. 10. there are fewer people driving on the roads, there will be less pollution.
Rules are not enough. Everybody must help to fight pollution.
After finishing college, Taylor became a teacher in a middle school. His favorite subject was _______ , because he likes traveling.
Taylor liked children, and was always ready to have _____with them, so they learned a lot from him _____ having fun.
One September, at the beginning of the term, he was having his first _______in a new class. To ________, he decided to ask them some simple questions _______he could see how much they had already known. He found some of the students had ________ that he enjoyed telling jokes, and they were ready to have some fun with him.
"Where is Turkey?" was the first question.
"Turkey? Sir," a boy answered, "you'll find it on the_______dinner table every December."
"Very ______, and it isn't a wrong answer," said Taylor with a smile, while the class______laughter.
"Do you really know where it is?"
The boy ________, in fact, know. "Part of it is in Southeast Europe and part of it is in Asia, sir," he said.
"Good!" said Taylor. The next few students also had funny answers ______ Taylor's questions.
Taylor knew that there was a girl in the class who was________and always got the highest mark in the exams, so he turned to her and asked her, "What is the _______?"
"It's an imaginary line drawn ______ the earth that has an equal distance from the North Pole and from the South Pole, sir," the girl answered at once.
"Good!" Taylor said, "Very good." But he thought perhaps she had _____it by heart, so he asked her another question to ____ whether he was right or not.
"Do you really know what that _______?" he asked. "Could you, for example, tie a knot (结) in the equator（赤道）?"
The class laughed, but she answered, "Yes, sir."
"Oh, really?" said Taylor, still with a smile.
"Yes, sir," the girl said, "as the equator is not a(n)______line, you could tie an imaginary knot in it."
This time, Taylor_______happily in the students' loud laughter.
1.A. history B. physics C. geography D. politics
2.A. fun B. argue C. fight D. trip
3.A. but B. while C. with D. without
4.A. exam B. meeting C. speech D. lesson
5.A. start with B. end with C. calm down D. learn from
6.A. even though B. so that C. as if D. now that
7.A. seen B. recognized C. considered D. heard
8.A. Christmas B. Valentine's Day C. Children's Day D. Father's Day
9.A. silly B. right C. funny D. wrong
10.A. cried out B. burst into C. talked into D. shouted at
11.A. did B. could C. might D. had
12.A. for B. to C. of D. with
13.A. clever B. open-minded C. silly D. lucky
14.A. moon B. earth C. equator D. line
15.A. from B. between C. through D. around
16.A. put B. kept C. held D. learned
17.A. know B. look C. see D. realize
18.A. means B. is C. tells D. talks
19.A. imaginary B. real C. long D. fake
20.A. joined B. attended C. turned D. stayed
Being fit is a way of saying a person eats well,gets a lot of physical exercise,and has a healthy weight.There are a lot of discussions these days about fit kids.1.
1.Eat a variety of foods.You may have a favorite food,but the best choice is to eat a variety.
2.Taste new foods and old ones you haven’t tried for a while.Some foods,such as green vegetables,are more pleasing the older you get.Shoot for at least five servings of fruits and vegetables a day-two fruits and three vegetables.
2.Listen to your body.What does it feel like to be full?When you're eating,notice how your body feels and when your stomach feels comfortably full.Sometimes,people eat too much because they don't notice when they need to stop eating.3.
And over a period of time,overeating can lead to unhealthy weight gain.
3.4..What’s screen time?It’s the amount of time you spend watching TV or DVDs,playing video games,and using the computer.The more time you spend on these sitting-down activities,the less time available for active stuff, like basketball,bike riding and swimming.5.
These rules aren’t magic.
However,follow them most of the time and you can become a fit kid sooner or later.
A.Limit screen time.
B.If you're a kid who wants to be fit,here are three rules to live by.
C.Drink water and milk.
D.Ask your parents to help you do your favorite activities regularly.
E.Eating too much can make you feel uncomfortable.
F.If you eat different foods,you're more likely to get the nutrients your body needs.
G.Try to spend no more than 2 hours a day on screen time.
China, the biggest developing country in the world, is opening its gate to the whole world. It is preparing for the coming world. Every day 1ots of foreigners come here as business people or tourists. And even more people will come after Beijing has held the 29th Olympic Games successfully in 2008. When they come to China, we should do something to help them enjoy themselves and like China and the Chinese people．But there are some things they may not like：
1. Bumping （碰撞） Too many people are crowded onto buses and trains. This makes people feel terrible, and it is not safe, either．
2. Traffic problems Cars park on sidewalks. Bus drivers drive so fast that they make people who are trying to cross the street afraid．
3．Littering I notice this everywhere．Some people throw rubbish（垃圾） onto the ground even when there is a rubbish bin right next to them．
4．Queue jumping At the post office，or even at McDonald’s, people push to the front of a line instead of waiting．
Most Chinese people are just as unhappy with these kinds of things as I am. And，certainly，the government has known the problems and is trying to do something about them．
China is on her way!
1.The writer thinks we Chinese people should do the following except_____．
A. park our cars at right places B. hurry onto buses before others
C. throw rubbish into rubbish bins D. wait for our turn in public places
2.Someone throws an empty Cola bottle onto the ground. This is called_____.
A. queue jumping B. bumping
C. traffic D. littering
3.We can conclude from the passage that_____．
A. things will get better and better in China
B. fewer and fewer foreigners will visit our country
C. there will be more and more traffic problems in Beijing
D. fewer and fewer Chinese people will eat hamburgers
4.When the writer says “China is preparing for the coming world” he means that______．
A. most Chinese people are as unhappy with these problems as him
B. China is going to be a fast--growing country
C. it is time for the Chinese to change their bad behaviors
D. the Chinese will do a good job in the 2008 Beijing Olympics
Swimming is very popular. People like swimming in summer because water makes people feel cool. If you like swimming and swim in a wrong place, it may not be safe. These years, a lot of people died when they were enjoying themselves in the water, and most of them were students. But some people are not careful in swimming. They often think they swim so well that nothing will happen to them in water. Summer is here again. If you go swimming in summer, don't forget that better swimmers have died in water. They died because they were not careful not because they could not swim. So don't get into water when you are alone. If there is a "No Swimming" sign, don't get into water. If you remember these, swimming will be safer.
1.People like to swim in summer because ______.
A. it makes them strong B. they are free
C. they feel cool in water D. it is safe
2.Some swimmers die in water because ______.
A. they think they can swim well B. they are not strong enough
C. they are not careful D. they like swimming very much.
3.The writer wants to tell us ______.
A. that we must be careful in swimming B. that we should go swimming in summer
C. that swimming is a good sport D. that swimming is not safe
An earthquake is dangerous. But this doesn’t mean you can’t do something about it. Your choices could help save your life.
(1) Keep a cool head. Do not follow others blindly. Think carefully about what you should do.
(2) If you are inside a room, hide under a table or a desk. Protect your head. Keep away from windows and anything that could fall on you.
(3) If you smell gas, open a window and get out of the building as quickly as you can. A broken gas line is very dangerous.
(4) If you are outside, move away from buildings and street lights.
(5) If you are in a store and far away from the door, do not rush to the exit. Instead, try to hide under a desk or a table. Do not use an 
elevator.
1.An earthquake is dangerous, people should __________ when it happens.
A. do nothing B. follow others and run everywhere
C. cry loudly D. keep calm and try to help themselves
2.What can you do if you smell gas in an earthquake?
A. calls 119
B. run away from the house as quickly as you can
C. try to find out the broken gas line and mend it
D. close the windows and stay in the building
3.Peter is in a big supermarket when the earthquake comes. He should __________.
A. find the exit firstly B. run to the exit
C. take an elevator D. hide himself under a table
4.If you’re having class on the fifth floor, when the earthquake happens, you can __________ .
A. hide under your desk and protect your head
B. jump off from the open windows
C. try to find the headmaster and ask for help
D. phone your parents to tell them everything
