题目列表(包括答案和解析)
阅读短文,根据短文内容回答问题。(共10分,每小题2分)
When we want to find out what the weather will be like tomorrow, we usually turn on the TV. But people also needed to forecast (predict) the weather before they had TV. How did they do it in the past? They’d find an outdoor space, look up, look around, and listen.
Look UP
Red sky at night, sailor’s delight!
Red sky in the morning, sailors take warning!
This weather poem was written a long time ago, but it still works today. Weather in many parts of the wold moves from west to east. Whatever weather is in the weat tonight will probably be with us tomorrow. So a red sky at night, as the sun is setting, usually means a sunny day for the next day.
Look Around
Animals, insects, and plants are natural weather forecasters.
When a summer storm is coming , you may notice that dogs, cows and horses grow restless. Theses animals don’t have some mysterious sixth sense, but they do have super-sensitive hearing. Scientists think the animals can forecast thunderstorms (雷雨)because they can hear the sound waves(声波)made by them many miles away.
When leaves show their undersides, be very certain, rain happens.
Listen
If you hear a cricket, it can tell you the exact temperature. Just count its chirps (啾啾声) for fourteen seconds and then add forty. This will give you the Fahrenheit temperature of the cricket within a very few degrees. Since crickets are cold-blooded, the temperature of the cricket is about the same as the air around it.
So learn to predict the weather the way people did in the past. Get outside, look up, look around, and listen. Soon you’ll be your very own weather forecaster.
64. Did people need to forecast the weather before they had TV?
65. What does a red sky at night mean for the next day?
66.Why can animals forecast thunderstorms?
67.How can we know the temperature from a cricket?
68. What does the passage mainly tell us?
The San Francisco Department of Traffic(交通部) is putting cameras at street corners. The cameras take pictures of cars running red lights. One camera shows 80 to 100 of them a day. Running red lights is a big problem in San Francisco. A policeman says he can write tickets(罚单) all day just for that. Running red lights cause about 1000 accidents a year. The cameras show drivers not looking. They read maps. They talk on cell phones. They look at buildings. The cameras sometimes show car accidents. The drivers sometimes look angry. One driver says he never sees a stoplight change so quickly. The red light cameras seem to be working. Drivers caught running red light get tickets. There are 40% fewer red light runners at the crossings with cameras. The city has ordered 20 more cameras.
62. How does the San Francisco Department of Traffic stop the red light runners?
A. By writing tickets.
B. By asking a policeman to stand next to the traffic lights.
C. By putting cameras at street corners.
D. By showing car accidents.
63. What does running red lights cause every year?
A. Accidents B. Policemen C. Tickets D. Cameras
64. Why are some drivers running red lights?
A. They are driving too fast.
B. They are not careful enough when they are driving cars.
C. They are happy to run red lights
D. There are no policemen at the corner of the street.
65. What is the result(结果) after putting cameras at the corner of the street?
A. There are not red light runners at all.
B. There are 1000 accidents a year.
C. There are 40% fewer red light runners.
D. It’s the same as before.
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