题目内容
Hospitals need ________ all the time.
- A.to keep clean
- B.to keep cleaned
- C.to be kept clean
- D.to be kept cleaned
For hundreds of years after that there were few inventions that as much effect as the wheel . Then in the early 1800s the world started to change. There was little unknown land left in the world. People didn’t have to explore much any more. They began to work instead to make life better.
In the second half of the 19th century many great inventions were made. Among them were the camera, the light and the radio. These all play a big part in our daily life today.
The first part of the 20th century saw more great inventions. The helicopter in 1909, movies with sound in 1926, the computer in 1928, jet planes in 1930. This was also a time when a new material was first made. Nylon came out in 1935. It changed the kind of clothes people wore.
The middle part of the 20th century brought new ways to help people get over diseases. They worked very well. They made people healthier and allowed them to live longer. By the 1960s most people could expect to live to be at least 60.
By this time most people in developed countries had a very good life. Of course new inventions continued to be made. But man now had a desire(渴望) to explore again. The earth was known to man but the stars were not. Man began looking for ways to go into space. Russia made the first step. Then United States took a step. Since then other countries , including China and Japan, have made their own steps into space.
In 1969 man took his biggest step away from earth. Americans first walked on the moon. This is certainly just a beginning, though. New inventions will some day allow us to do things we have never yet dreamed of.
【小题1】 This passage talks mainly about .
| A.why cars were very important |
| B.when light was invented |
| C.how inventions affect people’s daily life |
| D.which country made the first step into space |
| A.at the beginning of 1800s | B.in the 1960s |
| C.since the 1900s | D.from the 1800s to 1960s |
| A.explorations | B.their life better | C.discoveries | D.a trip to space |
| A.radio | B.camera | C.jet planes | D.movies |
| A.doctors | B.new ways | C.medicines | D.new hospitals |
We sometimes call the lion “the king of the jungle (丛林)” because it is stronger and more dangerous than other animals. It can run faster than many animals and it can hunt (捕猎) the best. It is the highest animal in the 1 food chain (食物链).
In the sea, the shark is one of the animals at the 2 of the food chain. It can swim faster than most other sea animals, and it can use its big teeth to eat them.
What is at the top of the world’s food chain? 3 are! We are not the biggest or fastest, but we are the 4 We could not run faster than cheetahs (猎豹), so we 5 cars and now we can move the fastest. We could not 6 better than lions, so we invented guns (枪). Now we can hunt the best.
People’s inventions are clever, but they can be dangerous, too. For example, people invented 7 , and now they make the air and rivers dirty. This can make 8 changes. Dirty rivers kill fish. Then bears cannot eat the fish and the bears die. If we kill one part of the food chain, 9 also die. Remember that we are a part of the food chain, so we are in danger too! If we protect animals, we are protecting 10 ! We should and we could do something for the world!
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阅读短文,根据短文内容,从短文后的五个选项中,选出能填入空白处的最佳选项。
Around the world more and more people are taking part in dangerous sports and activities._______ 【小题1】_________---those who have climbed the highest mountains, traveled into unknown parts of the world or sailed in small boats across the greatest oceans.
_____【小题2】______I would consider bungee(蹦极) jumping to be a good example of such an activity. You jump from a high place(perhaps a bridge or a hot-air balloon) 200 meters above the ground with an elastic(有弹性的) rope tied to your ankles. You fall at up to 150 kilometers an hour until the rope stops you from hitting the ground.______ 【小题3】______ Other activities which most people would say are as risky as bungee jumping include jumping from tall buildings and diving into the sea from the top of high cliff(悬崖).
For the reasons, some psychologists explain that many people think their life in modern societies has become safe and boring. _________【小题4】__________They had to go out and hunt for food, diseases could not easily be cured, and life was a continuous battle (战争)for survival.
Nowadays, according to many people, life offers little excitement. They live and work in comparatively safe conditions; they buy food in shops; and there are doctors and hospitals to look after them if they become ill.___ 【小题5】__________![]()
| A. Not very long ago, people’s lives were constantly (持续的) in danger. B. Now, however, there are people who look for an immediate excitement from a risky (冒险的) activity which may only last a few minutes or even seconds. C. The answer for some of these people is to look for danger in activities such as bungee jumping. D. Of course, there have always been people who have looked for adventure (冒险). E. It is said that about 2 million people around world have now tried bungee jumping. |