[填空题]A growing number of scientists insist that answers to the world’s problems will not come from a{{U}} (36) {{/U}}array of electronics and machines. Instead, as they see it, solutions must{{U}} (37) {{/U}}from a better understanding of the humans that drive the system and from a fuller{{U}} (38) {{/U}}of the limits and potential of the earth’s resources. What this means is an increased{{U}} (39) {{/U}}on the life and earth sciences, on sociology, psychology, economics and even philosophy. More and more of the best minds in science, particularly young researchers, are being drawn into these{{U}} (40) {{/U}}fields. Industry officials arc concerned by a{{U}} (41) {{/U}}rate of innovation in technology. Patent applications by Americans have been{{U}} (42) {{/U}}in the U. S. since 1971. Yet many scientists seem to be saying: The need for better televisions, bigger power plants and faster airplanes—markers of rapid-fire technological creativity—is becoming{{U}} (43)

[填空题]A growing number of scientists insist that answers to the world’s problems will not come from a{{U}} (36) {{/U}}array of electronics and machines. Instead, as they see it, solutions must{{U}} (37) {{/U}}from a better understanding of the humans that drive the system and from a fuller{{U}} (38) {{/U}}of the limits and potential of the earth’s resources. What this means is an increased{{U}} (39) {{/U}}on the life and earth sciences, on sociology, psychology, economics and even philosophy. More and more of the best minds in science, particularly young researchers, are being drawn into these{{U}} (40) {{/U}}fields. Industry officials arc concerned by a{{U}} (41) {{/U}}rate of innovation in technology. Patent applications by Americans have been{{U}} (42) {{/U}}in the U. S. since 1971. Yet many scientists seem to be saying: The need for better televisions, bigger power plants and faster airplanes—markers of rapid-fire technological creativity—is becoming{{U}} (43)

[填空题]Scientists are growing concerned about other gases produced from ______.

[单项选择]A growing number of intercity commuters are turning to rail from air. They take the Eurostar train, which runs hourly city center-to-city center from London to Paris or Brussels, with check-in 20 minutes before departure or just 10 minutes for first-class passengers.
Eurostar Group cun-ently holds 60% of the Paris-London market, with 92% of Eurostar trains arriving on time—24 percentage points better than aircraft times.
High-speed trains, which travel at 200 to 300 kilometers an hour, have cut trip times between Madrid and Seville to two hours and 15 minutes from six hours, and between Rome and Florence to one hour and 35 minutes from three hours.
On short journeys, rail clearly beats air travel for market share. High-speed rail wins 80% to 90% of market share of a route if the journey is under two hours, and 50% to 60% if travel takes two to three hours.
Some airlines, such as Air France, have opted to cooperate and not compete with rail on shorter routes. As of M
A. run right into the city center
B. do not have departure wait
C. have now speed and convenience
D. arrives on time while planes do not

[填空题]Growing number of Americans seek to adopt foreign-born children after women have a right to end unwanted pregnancies in 1973.