__71__　　 But today, airlines have quitted those requirements because they can't find enough qualified pilots.

__72__　　　 But qualified pilots are few in the United States. Every year there are more planes being flown. At the same time, 12 to 15 foreign countries are recruiting (招募) American pilots.

As a result, pilots are earning spectacular salaries. The going rate for skilled pilots is well over $180,000 a year. Some pilots can earn about $320,000 plus free housing working for foreign airlines.

__73__　　　 They fear the number of crashes will increase. Each year, more and more pilots with less than 2,000 hours of experience are being hired. Airlines are also bringing on board many more pilots who are older than 50, although law requires pilots to retire at the age of 60.

Being an airline pilot is a difficult job that requires people to make life and death decisions under pressure. Some pilots crack under the pressure.

__74__　　 Air Force pilots have to spend at least six years in the Air Force. The Air Force invests millions of dollars to train each.

__75__　　 Congress may organize a research group to study the country's pilot needs.

A．A few years ago, a pilot had to have perfect eyesight and a college degree if he or she wanted to land a job with an American airline.

B．Twenty years passed and he returned to his hometown.

C．The military is also having a hard time keeping pilots.

D．Experts say this problem is going to get a lot worse.

E．Airlines must hire up to 62,000 new pilots in the next decades.

F．There are only a few large cities which have put such high?tech cards into use.

G．Because of the shortage, some people say unqualified pilots are being allowed to fly planes.

When ________________(完成)，the museum will be open to public next year.

I don’t think he could have done such a stupid thing last night, _____?

A. did he             B. could he　　 C. do I               D. hasn’t he

In order to keep your body healthy, you should take the advice on diet and n　　

The little girl who got lost decided to remain _____ she was and wait for her mother.

A. where　 　 B. what 　　 　C. how 　　　　 　 D. who

Abraham Lincoln had ______ patience and tolerance for those who disagreed with him.

A. ending　　 B. large　　 C. endless　　　 D. small

His property was sold ______.

My English-Chinese dictionary has disappeared. Who_____ have taken it ?

　　 A. should　　　　　 B. must　　　　 C. would　　　　 D. could

-----When will you leave for Paris for a visit?

-----_______next month.

A. Until 　 B. After　 C. At 　 D. In