| In the late summer of 2005, the
remarkable flooding brought by Hurricane Katrina, which caused more than ＄ 200
billion in losses, was the worst natural disaster in U.S. history. However, even
in typical years, flooding causes billions of dollars in damage and threatens
lives and property in every State. Natural processes, such as hurricanes and weather systems can cause floods. Failure of levees and dams and inadequate drainage in urban areas can also result in flooding. On average, floods kill about 140 people each year and cause ＄ 6 billion in property damage. Although loss of life to floods during the past half-century has declined, mostly because of improved warning systems, economic losses have continued to rise due to increased urbanization and coastal development. Flooding happens during heavy rains, when riv A. The tragedy happening in 2005 is an exception from a country that barely witness floods so frequently. B. Flood is not such a serious problem as hurricanes and other forms of natural disasters in U. S.. C. That is an extreme example to represent the serious problem of flood U. S. has been faced with for many years. D. The example in 2005 is typical, just like any other year in U. S.. [单项选择]The new model of the car was put into production in 2007, ______ helped to provide another 1400 jobs.
A. that B. when C. what D. which [单项选择]
W: I can’t decide whether to buy a new car or try to find a second hand one. A. To save her money for a long time. B. To buy a new car. C. To purchase a used ear. D. To get a second car. [单项选择]The latest car model embodies many new improvements.
A. consists of B. includes C. makes up D. marks [单项选择]Everyone knows that arriving late is the scourge of air travel. But many passengers have started to complain about something they find almost as irritating: arriving early. Or landing early, to be more precise.
If a flight is not held up by air traffic congestion, weather or some mechanical difficulty, it may well touch down at its destination hetbre it is scheduled to arrive. But showing up early often means waiting for gate space at the terminal, which is becoming increasingly scarce. As the minutes tick by, expectant passengers are left to gape through the portholes at the Promised Land, just beyond reach. "Once you arrive, the last thing you want is another delay," said Michael Gaiss, who estimates that he has flown more than 100,000 miles this year. "I would say it happens 20% to 25% of the time. " The deficiencies of government data gathering make it hard to be precise. But top airline executives acknowledge they are aware of passengers’ annoyance over early arri A. congestion at the airports B. the decreased speed of planes C. competition for gate spaces D. a change in the schedule [单项选择]Sales of our car model have risen by around 50 percent （） to the results last quarter.
A. matched B. evaluated C. compared D. weighed [单项选择]
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