Some people think they have an answer (36) the problem of automobile crowding and pollution in large cities. Their (37) is the bicycle, or bike. In a great (38) dries, hundreds of people ride bicycles to work every day. In New York city, some bike (39) have even formed a group (40) "Bike for a Better City". They claim (声称)that if (41) people rode bicycles to work, there (42) be (43) automobiles in the downtown section of the city and (44) less dirty air from car (45) .
For several years this (46) has been trying to get the city government to (47) bicycle riders. For 48 ,they want the city to paint special lanes(车道) for bicycles only (49) some of the main streets, because when bicycle riders must use the (50) lanes as cars, there may be (51) ."Bike for a Better City" feels that if there were (52) lanes, (53)
A. sellers
B. fans
C. riders
D. sportsmen
For many given task in Britain there are more men than are needed. Strong unions keep them there. In Fleet Street, home of some of London’s biggest dailies, it is understood that when two unions quarrel over three jobs, the argument is settled by giving each union two. That means 33 percent over-manning, 33 percent less productivity than could be obtained.
A reporter who has visited plants throughout Europe has an impression that the pace of work is much slower here. Nobody tries too hard. Tea breaks do matter and are frequent. It is hard to measure intensity of work, but Britons give a distinct impression of going at their tasks in a more leisurely way.
But is all this so terrible It certainly does not improve the gross national product or output per worker. Those observant visitors, however, have noticed something about Britain. It is a pleasant place.
Street crowds in Stockholm. Paris and New York move quickly and silently heads down, all in a hur
A. Most of the Britons try very hard in their work.
B. Britons do their work in an unhurried way.
C. The pace of work in other countries in Europe is much slower than in Britain.
D. Tea breaks can’t affect the intensity of work in Britain.
The idea of test-tube babies may make you either delighted at the wonders of modern medicine or irritated while considering the moral, or legal, or technological implications of starting life in a laboratory. But if you’ve ever been pregnant yourself, one thing is certain: You wonder what it’s like to carry a test-tube baby. Are these pregnancies normal Are the babies normal
The earliest answers come from Australia, where a group of medical experts at the Queen Victoria Medical Center in Melbourne have taken a look at the continent’s first nine successful "in vitro" pregnancies. The Australians report that the pregnancies themselves seemed to proceed according to plan, but at birth some unusual trends did show up. Seven of the nine babies turned out to be girls. Six of the nine were delivered by Caesarean section (剖腹产手术). And one baby, a twin, was born with a serious heart defect and a few days later developed life-threatening problems.
A. Some mothers have passed the best age for a natural delivery.
B. Some mothers have physical problems with pregnancy.
C. Some mothers volunteer to be the candidates of the Caesarean operations.
D. Some mothers have had surgical operations on the Fallopian tubes.
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