语法填空专练（一）
阅读下面材料，在空白处填入适当的内容（1个单词）或括号内单词的正确形式。
A
Our sense of hearing is one of the most important means of knowing what is going on around us. We 1. ________ (warn) of danger by sounds. The sounds of music please us. Sound has a waste product, too — noise.
Scientists, for several years, have been studying how noise affects people and animals and are alarmed by 2. ________ they have learned. Peace and quiet are becoming harder 3. ________ (find). Noise pollution is a threat that should be looked at 4. ________ (careful).
The loudness of sound is measured in units 5. ________ (call) decibels (分贝). At a level of 140 decibels people feel pain in their ears. Trucks, buses, motorcycles, airplanes, boats, factories — all these 6. ________ (thing) make noise. They trouble not only our ears, but minds and bodies as well. There is a(n) 7. ________ (say) that it is so noisy that you can’t hear yourself think. Doctors 8. ________ study noise believe that we must sometimes hear ourselves think. If we don’t, we may have headaches, other aches and pains, or even 9. ________ (bad) mental problems. Noise adds more tension to a society that has already faced enough stress.
We can’t return 10. ________ the “good old days” of peace and quiet. But we can reduce noise — if we shout loudly enough about it.
B
A new report shows 1. ________ life might be like in 100 years from now. It describes skyscrapers that are much 2. ________ (tall) than today’s buildings, underwater “bubble” cities and holidays in space. The report is from a famous company. It asked experts on space, architecture and city planners for their ideas on the future. They said the way we live, work and play will be 3. ________ (total) different to how we do these things today and the changes in the next century would be 4. ________ (believable).
During the research, about 2,000 adults 5. ________ (question) about what they thought were most likely to happen in the future. According to their 6. ________ (predict), few people will go to offices in the future but will work from home and have work meetings online. Highly developed 3D printers will allow people 7. ________ (download) a design for furniture or a food recipe and then “print” the sofa, table or pizza at home. Instead 8. ________ visiting doctors, we’ll all have a home health instrument 9. ________ will tell us what the problem is and give us treatment. We’ll also be going into space to take holidays and to get resources (资源) 10. ________ (use) up on Earth.
C
Seeking material success is beginning to trouble 1. ________ large number of people around the world. They feel that the long hours 2. ________ (spend) on work is eating up their lives, which makes them have very little time or energy for family or pastimes. Six percent of workers in Britain decided to slow down last year, of 3. ________ one couple was a typical example.
Daniel and Liz used to work in central London. They would go to work by train every day from their large house in the suburbs, 4. ________ (leave) their two children with their grandma. Often, it was not until eight or nine o’clock in the evening 5. ________ they got home. They both earned a large amount of money but felt that life was passing them 6. ________.
Nowadays, they run a farm in the mountains of Wales. “I’ve always wanted 7. ________ (have) a farm,” says Daniel. “It was a tough 8. ________ (decide), but I think it’s made us stronger as a family, and the children are a lot 9. ________ (happy).”
Liz says, “I used to enjoy my job, but I suppose I’m 10. ________ (gradual) getting used to life on the farm. One thing I do like is being able to see more of my children.”
D
It was always thought that Treasure Island was the product of Robert Louis Stevenson’s imagination. However, that’s just not the case.
1. ________ (live) abroad for many years, Robert returned to Scotland in 1881. With him 2. ________ (be) his American wife Fanny and his son Lloyd.
They had been enjoying Scotland for several days before the weather suddenly 3. ________ (take) a turn for the worse. Kept indoors by the heavy rain, Lloyd felt the days dull. 4. ________ (make) the boy happy, Robert asked the boy to do some drawing.
One morning, the boy came to Robert with a beautiful map of an island, in the middle of 5. ________ Robert noticed a large cross. “That’s 6. ________ the buried treasure is,” said the boy. Robert 7. ________ (sudden) saw something of an adventure story in the boy’s picture. So he began writing the story. He would make the hero a twelve-year-old boy, just like Lloyd. And he based the pirate (海盗) 8. ________ his good friend Henley, who walked around with the help of a wooden leg.
So, thanks to a(n) 9. ________ (rain) September in Scotland, a friend with a wooden leg, and the imagination of a twelve-year-old boy, we have one of the 10. ________ (great) adventure stories in the English language.
E
Scientists have long understood the key role that oceans play in controlling the Earth’s climate. One of the oceans’ most important climate 1. ________ (function) is absorbing heat and carbon dioxide (CO2), one of the gases that cause global warming. 2. ________ (cover) 70% of the surface of the globe, oceans store a thousand times more heat than the atmosphere does. The oceans 3. ________ (absorb) huge amounts of heat and CO2 in the last forty years. In fact, the oceans are saving us 4. ________ faster climate change — they are putting a brake on the climate system. 5. ________ bad news is that the oceans only slow the atmospheric warming. Once the oceans come up against a greenhouse-gas warmed earth, the extreme heat will remain in the atmosphere and things will get much 6. ________ (hot).
Another important role 7. ________ (play) by the oceans is that of distributor. The ocean’s currents carry oxygen, nutrients (营养物) and heat throughout the globe, just 8. ________ blood tubes bring oxygen and nutrition to cells in the human body. The ocean distributes 25% to 50% of energy 9. ________ the planet receives from the
sun. For example, the Gulf Stream (墨西哥湾流) carries heat across the Atlantic. This warm current makes northwestern Europe warmer than it would 10. ________ (normal) be.
F
A survey 1. ________ (conduct) in 17 countries has confirmed that pasta (意大利面食) is what people like to eat most. One reason pasta has become popular is 2. ________ it is cheap and easy to prepare. Besides 3. ________ (taste) good, pasta produces energy in the form of carbohydrates (碳水化合物), which is why 4. ________ (athlete) eat pasta regularly. Pasta can also be kept for a long time. People also like pasta because it’s so simple. It has two basic ingredients, wheat and water.
5. ________ was once believed that Marco Polo brought pasta back to Italy with him but this is not true. Arabs probably brought pasta to Italy in the 8th century. In the 1700s, pasta became popular in Italy 6. ________ it was combined with tomato sauce. When more and more Italians immigrated to America at the 7. ________ (begin) of the 20th century, they took their eating habits with them. Pasta and pizza 8. ________ (immediate) became widespread and popular in America.
Although many people refer 9. ________ spaghetti as the main form of pasta, there are over 600 types with different forms and shapes. And each of them 10. ________ (cook) in a different way. 答案
语法填空专练（一） 参考答案
A. 1. are warned 2. what 3. to find 4. carefully 5. called 6. things 7. saying 8. who / that 9. worse 10. to
B. 1. what 2. taller 3. totally 4. unbelievable 5. were questioned 6. predictions 7. to download 8. of 9. that / which 10. used C. 1. a 2. spent 3. whom 4. leaving 5. that 6. by 7. to have 8. decision 9. happier 10. gradually
D. 1. Having lived 2. were 3. took 4. To make 5. which 6. where