PARENTS SHOULD__________ THEIR CHILDREN TO DISCUSS THEIR PROBLEMS,...

50. Parents should__________ their children to discuss their problems, (courage)

READING

(51-60). Choose the word or phrase (a, b, c or d) that best fits the blank space in the

following passage.

BELL’S TELEPHONE

A pioneer in the (51)________ of telecommunications, Alexander Graham Bell was born

in 1847 in Edinburgh, Scotland. He moved to Ontario, and then to the United States,

(52)______ in Boston, before beginning his career as an inventor. Throughout his life,

Bell had been interested in the (53)________ of deaf people. This interest led him to

invent the microphone and, in 18 76, his “electrical speech machine,” which we now call

a telephone. News of his invention quickly (54)________ throughout the country, even

throughout Europe. By 1878, Bell had set up the first telephone exchange in New Haven,

Connecticut. By 1884, long distance connections were (55)_____ between Boston,

Massachusetts and New York City. Bell imagined great (56)________ for his telephone,

like the model from the 1920s, but would he ever have imagined telephone lines being

used to (57)__________ video images? Since his death in 1922, the telecommunication

industry had undergone an amazing revolution. Today, (58)_________ people are able to

use a special display telephone to communicate. Fiber optics are improving the quality

and speed of data transmission. Actually, your ability to (59) _______ this information

relies upon telecommunications technology. Bell’s “electrical speech machine” paved the

(60)______for the Information Superhighway.