29.
Gold was discovered.
The transcontinental railroad was completed.
The Golden Gate Bridge was constructed.
Telegraph communications were established with the East.
30.
About two million.
About three million.
About five million.
About six million.
31.
million dollars.
million dollars.
million dollars.
million dollars.
Passage Three
Questions 32 to 35 are based on the passage you have just heard.
32.
Computers have become part of our daily lives.
Computers have advantages as well as disadvantages.
People have different attitudes to computers.
More and more families will own computers.
33.
Computers can bring financial problems.
Computers can bring unemployment.
Computers can be very useful in families.
Computerized robots can take over some unpleasant jobs.
34.
Computers may change the life they have been accustomed to.
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