题目
题型：同步题难度：来源：
at night.Our body rests while we sleep.In the morning we are ready to work and play again.Our body
grows most while we are sleeping.Children usually need more sleep.We can learn our lessons better
after we have enough rest.Boys and girls at the age of eight or nine should sleep ten hours every night.
When we sleep,our body needs fresh air,so we"d better sleep with our windows open.While in bed
we must not cover our head.If you want to be strong,you must get plenty of sleep and fresh air.
B.resting
C.playing
D.dreaming
B.Sleep
C.Rest
D.How to be strong
B.Warm air.
C.Rest
D.Both A and C
B.Enough rest and play
C.Enough sleep
D.Both A and C
B.No,we needn"t.
C.Yes,we do.
D.Yes,we need.
答案
核心考点
试题【 Enough sleep is very important for people"s health.Most of time we work in 】；主要考察你对科普环保类等知识点的理解。[详细]
举一反三
water in the world. For a long time, people lived happily beside the Lakes until
the countries began to build factories along the shores. Pollution was killing the
Lakes, pretty soon, the Lakes" ecosystem (生态系统)was not right any more.
Scientists knew something had to be done.So did the government(政府). They
learnt it was important to keep the ecosystem of the Lakes healthy and strong. If
the Lakes dried up, the whole world would feel it.
Many areas would become deserts and many animals would lose their homes and
maybe die out. As a result, they set up a lab called the Great Lakes
Environmental Research Laboratory to solve(解决)the problem.
1. d____to stop living
2. s____the land along the edge of a large area of water,such as an ocean or lake.
任务2：同义句转换，每空一词。
Scientists knew something had to be done. So did the government.
3.____scientists 4.____the government knew something had to be done.
people don"t have breakfast, 2 they are very busy. Some people want to 3 longer in the morning
and they don"t have time to eat 4 . Some want to do more work, so they begin to work when it is time
for breakfast. 5 eat breakfast, but they eat quickly and often finish (完成) it in a very short time. We
can often see someone eating his breakfast when he is 6 in the street. All these are 7 for people"s
health. If you want to keep healthy, get up 8 in the morning. After doing 9 , sit down at a 10 table
and enjoy some healthy food without hurry (不慌不忙地).
( )2. A. then
( )3. A. sleep
( )4. A. nothing
( )5. A. Other
( )6. A. walking
( )7. A. good
( )8. A. late
( )9. A. swimming
( )10. A. big
B. so
B. eat
B. morning
B. Another
B. sleeping
B. bad
B. early
B. fishing
B. dirty
C. because
C. wash
C. dinner
C. Others
C. watching TV
C. cold
C. quietly
C. washing
C. lazy
D. where
D. give
D. breakfast
D. The other
D. lying
D. fantastic
D. happily
D. shopping
D. clean
about the problem of radiation.
But how can we protect (保护) ourselves from radiation? Here are some suggestions (建议) for you.
| Indoors ● Close doors and windows and stay indoors. ● Wash clothes and skin with soap and clean water. ● Don"t go out as possible as you can. |
| 阅读理解。 |
| Wearing the wrong type of glasses will do harm to your eyes. This is not true for adults, although incorrect glasses may not be good for children under 10. Ready-made glasses, and not wearing when you should, won"t do harm to your eyes, but you may see better with glasses that are specially made for you. Watching too much television is bad for your eyes. This is not true. People with easily affected eyes may find they get red and aching from staring at a fixed distance for long periods, but there won"t be any lasting effects. Carrots will help you see in the dark. Carrots are rich in beta-carotene, which the body can change into vitamin A, too little of which can cause night blindness. However, people in most countries don"t need to worry about vitamin A deficiency (缺乏), night blindness is more likely to be connected with another vision problem. |
| 1. According to the passage, which of the following is TRUE? |
| A. Ready-made glasses will do harm to one"s eyes. B. Wearing the wrong glasses may do harm to children"s eyes. C. The human body is unable to change beta-carotene into vitamin A. D. Watching less television may do harm to children"s eyes. |
| 2. Night blindness is most likely caused by ______. |
| A. staring for long periods B. too much beta-carotene C. not enough vitamin A D. vision problems |
| 3. According to the article, eye problems can be corrected by ______. |
| A. wearing specially-made glasses B. performing eye exercises C. cutting back on television D. eating more carrots |
| 4. Watching too much television can cause ______. |
| A. night blindness B. lasting eye problems C. a number of vision problems D. eye trouble for a limited time |
| 5. The main purpose of this article is to ______. |
| A. tell people of the importance of their eyes B. tell people how to protect their eyes C. tell people to have more carrots D. tell people something more about their eyes |
| 完型填空。 |
| The earth is our home. We must take care of it. Life today is easier that it was 1 years ago, but it has brought some new problems. One of the biggest problems is pollution. We can see it, drink it and even hear it. Man has polluted the 2 . The more people, the more pollution. Many years ago, the problem was not so serious because there were not so 3 people. When the land was used up (用光) or the river was not clean in a place, man went to 4 place. Now man is slowly polluting the whole world. 5 pollution is still the most serious, it"s bad for 6 thing in the world. Many countries don"t let people burn (燃烧) 7 for air in houses and factories in the city. Pollution by SO2 is now the most dangerous kind of air pollution. It"s 8 to ride bikes. When you are tiding, there is no pollution. But even in developed countries, most people don"t go to work by bike. It"s not because bikes are expensive or people are tired if they ride to work. It"s because the number of cars on the roads becomes larger. So more people 9 their bikes and go to work by car, then things are getting worse and worse. We should have special roads only for bikes and make it 10 difficult and expensive for drivers to take their cars into the city that they will go back to using their bikes. |