(possible)Unless there is some change in the economy, there is a______that the plant may close.

(66)

(65)

(67)

(64)

The city police often come into conflict with the FBI---the Federal Bureau of Investigation. [(63)FBI men, who do not wear uniforms, have the right to cross State borders if they are pursuing a suspect. ]They are responsible to the US Department of Justice, and have their headquarters in Washington, D.C.The head of the FBI is chief domestic intelligence advisor to the President.[ (64)The FBI men are more concerned with spies and agents hostile to the USA, radicals and Mafia (黑手党）bosses than they are with ordinary criminals,] but they do keep a record of all crimes, which city and State police can consult if they wish.[ (65)The FBI laboratory services, among the best in the world, are also available to local law enforcement agencies.]

The activities of the CIA---the Central Intelligence Agency---are now well known in every country in the world. [(66)The job of the CIA is to keep the Government informed of the activities of foreign agents and the secret preparations of hostile powers. ]CIA agents also work in countries the CIA’s actions do just the reverse, and in many parts of the world including countries friendly to the USA, they are disliked and even feared.[ (67)However, the CIA is just one of the many secret services which all countries use to protect themselves against possible enemies.]

(From The Police and the Intelligence Agents)

（63）

For what did William Bradford and John Winthrop come to New England in 1620?

(60)

Did the Indians in New England have anything to tempt the English colonist? And what did they have to teach the newcomers?

(59)

(57)