更多"On a highway there is an electric p"的相关试题:
[单项选择]Nowadays, such electric ______ as electric cookers, electric heaters, electric ovens are getting into ordinary homes.
A. instruments
B. appliances
C. equipment
D. apparatuses
[单项选择]Why did the highway in northern California collapse（）
A. There were fatal mistakes in its design.
B. The builder didn’t observe the building codes of the time.
C. The traffic load went beyond its capacity.
D. It was built according to less strict earthquake-resistance standards.
[单项选择]Roadhouses along the Smart Highway usually offer _______.
A. travel guides
B. drinks
C. star-level hotel service
D. latest Hollywood movies.
[单项选择]Those shops flourished along the highway being built.
A. appeared
B. gained
C. benefited
D. prospered
[单项选择]According to the passage, the smart highway technology is aimed to______.
A. optimize the highway capabilities
B. provide passenger vehicles with a variety of services
C. install sophisticated facilities on the interstate highways
D. improve communication between driver and the traffic monitors
[单项选择]In comparison to rail and highway, water transport is
A. greater than that of railway with respect to fixed cost
B. the middle with respect to fixed cost
C. quicker than that of rail and highway
D. to transport small tonnage at low variable cost
[简答题]Suppose you are driving on a highway with three lanes going in your direction and you come upon a toll plaza with six toll booths. Three toll booths are straight ahead in the three lanes of traffic, and the three other booths are off to the right. Which lane should you choose (86) There are usually enough people searching for the shortest line so as to make all the lines about the same length.
The term profit in economics has a very precise meaning. Economists, however, often loosely refer to “good deals” or profitable ventures with no risk as profit opportunities. Using the term loosely, a profit opportunity exists at the toll booths in one line is shorter than the others. The general view of economics is that profit opportunities are rare. At any one time there are many people searching for such opportunities, and as a consequence few exist.
At major banks in big cities, you can buy foreign currencies. The prices of these currencies are determined in world money market. With
[单项选择]In an automated highway system, all the driver needs to do is ______.
A. keep in the right lane
B. wait to arrive at his destination
C. keep in constant touch with the computer center
D. inform the system of his destination by phone
[简答题]calling fee per minute: 45 pence
[单项选择]For nearly half an hour cars on the highway were stationary.
A. accelerating
B. not moving
C. slowing down
D. reversing
[单项选择]It is delight to fly at the Pole because there _______.
A. planes fly higher than at the equator
B. the eyes can reach about 4,000 meters
C. planes are clear of bad weather
D. planes fly more quickly than at the equator
