[填空题]Sleep laboratories around the world are finding that an alarming number of drivers on motorways may be falling (36) at the wheel. Although researchers have difficulty in knowing for certain (37) an accident has been caused by sleepiness, it appears that a driver who is on the road between 4 am and 6 am is about 10 times as (38) to have a sleep-related accident as someone who is driving in the middle of the morning or early in the evening. Some British police forces have become sufficiently (39) to launch campaigns to alert the public to the danger. Leicestershire police, (40) , consider sleepiness to be the cause of 20 percent of accidents on motorways and in the summer of 1990 ran a campaign with the slogan "Stay awake, Stay (41) ". Major motor manufacturers such as Ford and Renault are (42) ways of incorporating sleepiness detectors and alarms into their vehicles.
If an accident involves only one vehicl

[填空题]Sleep laboratories around the world are finding that an alarming number of drivers on motorways may be falling (36) at the wheel. Although researchers have difficulty in knowing for certain (37) an accident has been caused by sleepiness, it appears that a driver who is on the road between 4 am and 6 am is about 10 times as (38) to have a sleep-related accident as someone who is driving in the middle of the morning or early in the evening. Some British police forces have become sufficiently (39) to launch campaigns to alert the public to the danger. Leicestershire police, (40) , consider sleepiness to be the cause of 20 percent of accidents on motorways and in the summer of 1990 ran a campaign with the slogan "Stay awake, Stay (41) ". Major motor manufacturers such as Ford and Renault are (42) ways of incorporating sleepiness detectors and alarms into their vehicles.
If an accident involves only one vehicl

[填空题]Sometime around the 15th century coffee spread throughout _______________.

[单项选择]

Telecommunications allows people around the World to contact one another, to access information instantly, and to communicate from remote areas. Telecommunications usually involves a sender of information and one or more recipients(收件人) linked by a technology, such as a telephone system, that transmits information from one place to another. Telecommunications devices convert different types of information, such as sound and video, into electronic signals. The signals can then be transmitted by means of media such as telephone wires or radio waves. When a signal reaches its destination, the device on the receiving end converts the electronic signal back into an understandable message, such as sound over a telephone, moving images on a television, or words and pictures on a computer screen. Telecommunications enables people to send and receive personal messages across town, between countries, and to and from outer space. It also provides the key medium for news, data, information&r
A. Telecommunications are devices and systems that transmit electronic signals across long distances.
B. Telecommunications allows people around the world to contact one another, to access information instantly, and to communicate from remote areas.
C. Telecommunications usually involves a sender of information and one or more recipients(收件人) linked by a technology.
D. Telecommunications are devices and systems that carry, electronic signals across short distances.

[简答题]
Wedding Ceremonies
A wedding is celebrated with some kind of ceremony almost everywhere in the world. The ceremonies vary greatly among different nations and different religions. But whatever the form of a marriage ceremony, it serves the important purpose of announcing to the community that a male and a female have been joined in matrimony (婚姻).
The wedding ceremony may be a religious one performed by a churchman. In Western societies it may be a civil ceremony performed by a civil official, such as a mayor or a judge. Or it may be only a couple’s declaration, before witnesses, of their intention to marry. In some places a transfer of property makes a marriage binding. In other places blood is drawn from the hands of the bride and groom. The blood is mixed, sealing the union. Among some people the marriage rite consists only of the bride and groom’s sharing the same food.<

[单项选择]
Wedding Ceremonies
A wedding is celebrated with some kind of ceremony almost everywhere in the world. The ceremonies vary greatly among different nations and different religions. But whatever the form of a marriage ceremony, it serves the important purpose of announcing to the community that a male and a female have been joined in matrimony (婚姻).
The wedding ceremony may be a religious one performed by a churchman. In Western societies it may be a civil ceremony performed by a civil official, such as a mayor or a judge. Or it may be only a couple’s declaration, before witnesses, of their intention to marry. In some places a transfer of property makes a marriage binding. In other places blood is drawn from the hands of the bride and groom. The blood is mixed, sealing the union. Among some people the marriage rite consists only of the bride and groom’s sharing the same food.
M
A. it was thought to protect the bride from evil spirits
B. the bridegroom is not allowed to see the face of the bride on the wedding day
C. it indicates the bride’s innocence and purity
D. both Ａ) and Ｃ)