[简答题]

In today’s complex economic world, neither individuals nor nations are self-sufficient. Nations have utilized different economic resources; people have developed different skills. This is the foundation of world trade and economic activity. As a result of this trade and activity, international finance and banking have evolved.
For example, the’ United States is a major Consumer of coffee, yet it does not have the climate to grow any of its own. Consequently, the United States must import coffee from countries (such as Brazil, Colombia and Guatemala) that grow coffee efficiently. 46)On the other hand, the United States has large industrial plants capable of producing a variety of goods, such as chemicals and airplanes, which can be sold to nations that need them. If nations traded item for item, such as one automobile for 10,000 bags of coffee, foreign trade would be extremely cumbersome and restrictive. So instead of barter, which is the trade of goods

[简答题]

In today’s complex economic world, neither individuals nor nations are self-sufficient. Nations have utilized different economic resources; people have developed different skills. This is the foundation of world trade and economic activity. As a result of this trade and activity, international finance and banking have evolved.
For example, the’ United States is a major Consumer of coffee, yet it does not have the climate to grow any of its own. Consequently, the United States must import coffee from countries (such as Brazil, Colombia and Guatemala) that grow coffee efficiently. 46)On the other hand, the United States has large industrial plants capable of producing a variety of goods, such as chemicals and airplanes, which can be sold to nations that need them. If nations traded item for item, such as one automobile for 10,000 bags of coffee, foreign trade would be extremely cumbersome and restrictive. So instead of barter, which is the trade of goods

[填空题]Neither they nor I (be)（）clear about Dick’s decision.

[填空题]Neither they nor I (be) ______ clear about Dick’s decision.

[单项选择]Neither he nor I myself ______ going to Beijing this summer vacation.
A) am C) arc
B) is D) is or am

[单项选择]Neither John nor I________ able to persuade Richard’’s grandfather to attend the wedding.
A. am
B. are
C. are to be
D. is

[填空题]Neither he nor I (be) ______ his student.

[填空题]Neither he nor I (invite) ______ to the party last Sunday evening.

[填空题]Say goodbye to the world’s tropical glaciers and ice caps. Many will vanish within 20 years. When Lonnie Thompson visited Peru’s Quelccaya ice cap in 1977, he couldn’t help noticing a school-bus-size boulder that was upended by ice pushing against it. Thompson returned to the same spot last year, and the boulder was still there, but it was lying on its side. The ice that once supported the massive rock had retreated far into the distance, leaving behind a giant lake as it melted away.
Foe Thompson, a geologist with Ohio State University’s Byrd Polar Research Center, the rolled-back rock was an obvious sign of climate change in the Andes Mountains. "Observing that over 25 years personally really brings it home," he says. "Your don’t have to be a believer in global warming to see what’s happening."
41. Thawed ice caps in the tropics.
Quelccaya is the largest ice cap in the tropics, but it isn’t the only one that is melting, according to decades of research by Thompson’s te