When people talk about air pollution, they are usually thinking about outdoor air 1 . But do you know that there is 2 air pollution inside homes, offices, hotels and other buildings? The air in your home can be 2 to 100 times more polluted than the air outdoors! In fact, some American doctors say that 50% of illnesses have 3 to do with polluted indoor air.
A lot of pollution comes from indoor activities 4 smoking and cooking. As most people 5 about 80-90% of their time inside buildings, it is important to take indoor air pollution seriously, too.
Air pollution influences our health 6 . When the air is polluted, not only young children and old people suffer from it, 7 people with health problems suffer as well. Indoor air pollution can 8 people's eyes, noses and throats. Air pollution, both indoor and outdoor, can also lead to lung cancer(肺癌)and heart disease! In the great London fog in 1952, 4,000 people died in a few days 9 the pollution! 10 is said that half a million young children and women die each year in India because of indoor air pollution!
1. A.pollution B.sadness C.illness D.business
2. A.too B.none C.also D.neither
3. A.nothing B.everything C.something D.anything
4. A.as well as B.such as C.instead of D.for example
5. A.take B.cost C.give D.spend
6. A.in many ways B.in many things C.in many houses D.by the way
7. A.and B.but C.or D.until
8. A.hit B.hurt C.polluted D.destroyed
9. A.because of B.thanks to C.related to D.or
10. A.This B.That C.What D.It
Do you have a beautiful dream? I know almost everyone 1 their own dreams in their life. The dreams are very important 2 them. The dreams can make them 3 harder.
I am studying in a school now. My dream is 4 a teacher in West China. Many Children there want to go to school 5 they can’t. Their families are very poor and the parents have 6 enough money to send their children to school. But going to school and studying is the only 7 to change their life. Teachers are greatly needed there, so I want to be a teacher to help them. I 8 kind to my students and make friends with them.I will give them love and teach 9 how to be a useful person. I think it is a great 10 in the world.
1. A.has B.have C.is D.are
2. A.at B.to C.in D.with
3. A.to work B.to study C.work D.working
4. A.be B.to make C.to do D.to be
5. A.and B.but C.or D.so
6. A.not B.much C.many D.any
7. A.way B.book C.school D.room
8. A.am B.will be C.was D.am going to
9. A.they B.their C.them D.theirs
10. A.room B.book C.school D.job
—What sign is often found in the library?
—_______ .
A.NO PHOTOS B.THIS SIDE UP C.KEEP QUIET D.NOT AT ALL
She likes the music _____ she likes to sing along with.
A.that B.in which C.what D.who
—Who did English homework better, Leo or Nick?
—Leo is more careful. I think Leo did _____ Nick.
A.as good as B.as well as C.better than D.worse than
People cut down too many trees, _____ the greenhouse effect becomes more and more serious.
A.so B.because C.although D.if