【文章內(nèi)容簡(jiǎn)介】 s thirty to fortyfive miles an hour, and red means heavy traffic — cars standing still or moving less than thirty miles an hour.“See that red light near Austin Avenue?” the controller asked a visitor. “That’s a repair truck fixing the road, and the traffic has to go around it.” At the Roosevelt Road entrance to the expressway, the light kept changing from green to red and back to green again. “A lot of trucks get on the expressway there,” the controller explained. “They can’t speed up as fast as cars.” The sensors show immediately where an accident or a stopped car is blocking the traffic, and a truck is sent by radio to clear the road. The system has lowered the number of accidents by 18 percent. There are now deaths on Chicago’s expressway for each one hundred million miles travelled, while in other parts of the country there are .Traffic experts say that the Chicago system is the “ing thing”. Systems like Chicago’s are already in use on some expressways in Los Angeles and Houston. “Chicago has taken the lead,” said New York City’s traffic director and he added. “Chicago’s a good example.”74. The passage is mainly about _____ on expressways in Chicago.A) the traffic control system C) the electric sensorsB) the movement of the traffic D) the traffic lights75. _____ can get the information about traffic of the expressway immediately.A) A controllerC) An electric sensorB) A puterD) A truck76. When the cars move under 30 miles an hour, _____ on the map in the control room.A) the red light appearsC) the yellow light appearsB) the red light turns yellowD) the green light turns red77. In Paragraph 2 the underlined word “it” refers to _____.A) the red lightC) the trafficB) the truck that needs repairingD) the truck that is fixing the road to the passage, we may learn _____.A) some visitors are travelling on the expresswayB) there is no heavy traffic on Chicago’s expresswaysC) the traffic on Chicago’s expressways is well managedD) the number of accidents in the US has dropped by 18%79. According to the passage, which of the following is true ?A) In Chicago, not all the expressways have used this system.B) Different lights can tell different situations of the expressways.C) The number of the accidents and deaths can only be lowered by this system.D) This system is called Chicago System because Chicago is the only city which uses it.B. Choose the words or expressions and plete the passage（選擇最恰當(dāng)?shù)膯卧~或詞語(yǔ)完成短文):（12分）Many animals use some kinds of “l(fā)anguage”. They use signals(信號(hào)) and the signals have meanings. For example, when a bee has found some food, it goes 80 its home. It is difficult for a bee to tell another bees where the food is. But it can do a little dancing instead of speaking to them. This tells the bees where the food is and how far away it is. Some animals show how they feel by making sounds. It is not difficult to 81 if a dog is angry because it barks. Birds make several different sounds and 82 has its meaning. Sometimes we humans make sounds in the same way. We make sounds like “Oh” to show how we feel about something or we 83 something on our feet. We humans have languages. We have words. These words have meaning of things, action, feeling or ideas. We are able to give each other information, to tell other people what we think or we feel. By writing down words, we can remember what has happened or send messages to people far away. Languages, like people, live and die. If a language is not used by people, it is called a dead language. This language cannot live and grow because 84 speaks it. A living language, of course, is often spoken by people today. It grows and changes with time. New words are created, and some old words have 85 meanings.) out ofB) back fromC) away fromD) back to) tellB) speakC) sayD) talk) eachB) everyC) noneD) some) putB) dropC) fallD) set) someoneB) no oneC) anyoneD) everyone) rightB) realC) goodD) newC. Read the passage and fill in the blanks with proper words（在短文的空格內(nèi)填入適當(dāng)?shù)脑~，使其內(nèi)容通順，每空格限填一詞，首字母已給):（14分）If you want to stay young, sit down and have a think. This is the research findings of a team of Japanese doctors, who say that most of our brains are not getting e 86 exercise, and as a result, we are growing old unnecessarily soon.Professor Taiju Matsuzawa wanted to find out why quite healthy farmers in northern Japan appeared to be losing their a 87 to think and reasons at a rather earl