GPS navigation devices and heart-rate monitors were chosen for the research most probably

The word "navigating"(Line 4, Paragraph 1)most probably means

A．voyaging.

B．guiding.

C．piloting.

D．maneuvering.

What is the authors attitude towards Net Geners?

A．Supportive.

B．Objective.

C．Biased.

D．Pessimistic.

We can learn from the last paragraph that the author believes

A．Net Geners should give up their expectations.

B．older bosses should give the Net Geners whatever they want.

C．both Net Geners and bosses should face the reality.

D．both Net Geners and bosses should learn to concede.

The word "touchy-feely"(line 2, Paragraph 3)most probably means

A．caring.

B．cold-blooded.

C．reckless

D．interesting.

According to Paragraph 2, Net Geners are not easy to manage in that

A．they"ve attached too much importance to the personal fulfillment.

B．they"ve been courageous enough to challenge the authorities.

C．they"ve had excessive confidence in themselves.

D．they"ve required excessive responses and goals.

In the eyes of the critics of the Net Generation, the Net Geners are characterized as

A．aimless and incompetent.

B．self-isolated and arrogant.

C．self-centered and indulged.

D．selfish and uncooperative.

According to Joel Weinstock, its impossible and unnecessary to

A．try to get rid of the common cold

B．produce vaccines to defeat cold.

C．protect us from common cold.

D．protect us from more serious viruses.

Keeping taking drugs that prevent infection throughout the cold season will

A．cure infection completely.

B．become inexpensive in the long run.

C．increase the risk of addiction to drugs.

D．have more side effects than other choices.

It could be inferred from the third paragraph that

A．specific DNA or RNA sequences are developed to detect the viruses.

B．it is not a quick way to look for DNA sequences.

C．systems to detect viruses are working to enter the market.

D．treatments for some specific virus are successful.

d be

A．unpleasant and disgusting.

B．fruitless and disappointing.

C．dangerous and severe.

D．ineffective and painful.