Which of the following is necessary in a disaster preparedness plan？A．Food, water, a telep

According to the second paragraph,

A．schools should do more in their disaster preparedness.

B．the government has been well prepared for disasters.

C．parents do not care about their children enough.

D．schools" former plans for disasters do not make sense at all.

Which of the following is true according to the first two paragraphs?

A．The U. S. schools don"t want the parents know their plans for disasters.

B．Parents should push schools to make reasonable plans for disasters.

C．The U. S. schools have done too little to prepare for disasters.

D．Most U. S. parents do not know the disaster preparedness plan of their children"s schools.

We can conclude from the last paragraph that

A．trade winds are harmful to the low clouds.

B．deep clouds are helpful to cool the earth.

C．global warming can result in more low clouds.

D．global warming can destroy the form. of atmosphere.

Its hard to get data on cloud cover because

A．the information from satellites is useless.

B．recent satellite data is not enough.

C．human observations are less acute than satellite data.

D．satellite data can"t be combined with human observations.

The new study published in Science indicates that

A．low-level clouds tend to warm the ocean.

B．more cloud cover means a warmer world.

C．the warming of ocean is a threat to the low-level clouds.

D．the Pacific Ocean has more low-level clouds than before.

It can be inferred from the second paragraph that

A．low-altitude clouds are the main causes of global warming.

B．increase of cloud cover can slow down the climate change.

C．global warming will increase cloud cover.

D．increase of cloud cover can speed up the global warming.

The word "cinch"(Line3, Para.1)most probably means

A．a very easy thing.

B．a very complex thing.

C．a great challenge.

D．an extremely hard problem.

The recovery of stock market depends on

A．the speed of stimulus package"s helping to the economy.

B．the government"s admission of stimulus package.

C．self-improvement of businesses and industries.

D．a GDP growth rate improved by the government.

The improvement of earnings may slowdown in the following two quarters because

A．the improvement depends on the layoffs in 2008.

B．the positive news only comes from a few firms.

C．there will be more layoffs in 2009.

D．many big firms have cut down their earnings.

The condition of housing by now tells us that

A．there has been no improvement in this field.

B．the need of homes is still far below the supply.

C．the prices of homes will need three years to recover.

D．the supply of homes on the market is not enough.