The example about the driver in the third paragraph is used to illustrate that
A．car drivers should not drive so fast while using a cell phone.
B．car drivers should shift his goals consciously to avoid the accidents.
C．multitasking is not as efficient as people have expected and may take more time.
D．multitasking should be avoided in some cases for the sake of safety.

未分类题According to the passage, Disney disassociates from some suppliers in order toA．have more new suppliers.B．decrease the cost of its paper products.C．make more profits.D．cut down the use of rainforest-derived paper.

未分类题It can be inferred from the last paragraph thatA．similar cases can pave way for Texas.B．the Constitution needs more challenge.C．Texas case is a true test for the high court.D．the Voting Rights Act will be struck down.

未分类题The word 'sprawling'(Line 1, Para. 12)most probably means

未分类题According to the passage, many preventable diseases outbreak is partly becauseA．the money raised is not well-spent.B．scientific research has failed.C．many children are unvaccinated.D．the diseases are severe.

未分类题According to the passage, which of the following is TRUE?A．Many profit-driven suppliers will do little to reduce greenhouse gas emissions.B．Indonesia's effort to deter deforestation has totally failed.C．Indonesia's forests' clearing is still lasting.D．Greenhouse gas emissions contribute to deforestation and land degradation.

未分类题What can we learn about Lance Armstrong?A．He is an official in the U. S. Anti-Doping Agency.B．He is a cyclist who suffered from certain cancer.C．He is a French athlete competing in Tour de France.D．He is a famous movie superstar.

未分类题What is the possible result of Armstrongs dropping his fight?A．Being deprived of his titles.B．Being imprisoned.C．Falling into more charges.D．Being oppressed by the constitution.

未分类题What makes the U. S. fight the charges against a beloved superstar?A．Their love for the international athletic glory.B．Their own ranks.C．America's credit.D．The spirit of fair play.

未分类题The attitude of the author toward the new service is

未分类题What are the ideal conditions for creating clouds?A．The temperature is as low as minus 235 degrees Fahrenheit.B．The air is a million times drier than that of Sahara.C．Extremely dry air and low enough temperature.D．A mild climate and the build-up of carbon dioxide.

未分类题Which of the following statements is true?A．In the upper atmosphere, carbon dioxide acts as a thick, heat-trapping blanket.B．It is the build-up of CO2 that causes climate change and heats up Earth's surface.C．Yearly emissions of carbon dioxide levels have grown about 20 percent since 1980.D．The build-up of carbon dioxide leads to the surge of night-shining clouds.

未分类题John Dewey indicates that the thoughts and ideas of an individual areA．determined by the environment around him.B．minimal compared with the power of tradition.C．more closely related to his family than the society.D．often completely unintelligible.

未分类题The experts in aviation industry disapproved the claim by the CCR becauseA．the calculation of aviation industry's carbon emission is based on prediction instead of facts.B．the figure calculated is much more than the experts in aviation industry expected.C．airlines are also making great efforts to reduce their oil consumption and carbon emissions.D．the experts didn't agree with the way of their calculation of the carbon emissions by planes.

未分类题The authors attitude toward superstition is

未分类题What does the word 'culprit'(Line 2, Paragraph 1)probably mean ?