Luyện tập tổng hợp

LH

A pioneer in the field of telecommunications , Alaxander Graham Bell , was (1)............... in 1874 in Edinburgh , Scotland . He moved to Ontario , and then to the United States , setting in Boston , before beginning his career as an inventor . Throughout his life , Bell had been interested (2) ........... the education of deaf people . This interest led him to (3) ...............the microphone and , in 1867 , his " electrical speech machine " , which we now call a (4) .............. News of his invention quickly (5) ...........throughout the country , even throughout Europe . By 1878 , Bell had set up the first telephone exchange in New Havan , Connecticut . By 1884 , long distance connections were (6) .............between Boston , Massachusetts and New York City .

Bell imagined great uses for his telephone , like the model from (7) ............ 1920s , but would he ever have (8) ................telephone lines being used to transmit video images ? Since his (9) .............in 1922 , the telecommunications industry has undergone an amazing revolution . Today , non-hearing people are able to use a special display telephone to communicate . Bell's " electrical speech machine " paved the way (10)................ the information superhighway .

HN
25 tháng 12 2017 lúc 13:06

A pioneer in the field of telecommunications , Alaxander Graham Bell , was (1).......born........ in 1874 in Edinburgh , Scotland . He moved to Ontario , and then to the United States , setting in Boston , before beginning his career as an inventor . Throughout his life , Bell had been interested (2) .....in...... the education of deaf people . This interest led him to (3) .......inviting........the microphone and , in 1867 , his " electrical speech machine " , which we now call a (4) .......telephone....... News of his invention quickly (5) ......spreaded.....throughout the country , even throughout Europe . By 1878 , Bell had set up the first telephone exchange in New Havan , Connecticut . By 1884 , long distance connections were (6) ......made.......between Boston , Massachusetts and New York City .

Bell imagined great uses for his telephone , like the model from (7) ......the...... 1920s , but would he ever have (8) ........imagined........telephone lines being used to transmit video images ? Since his (9) .......death......in 1922 , the telecommunications industry has undergone an amazing revolution . Today , non-hearing people are able to use a special display telephone to communicate . Bell's " electrical speech machine " paved the way (10)........for........ the information superhighway .

Bình luận (1)
CA
25 tháng 12 2017 lúc 13:03
1. importance 2. knowledge 3. worldwide 4. protection 5. scientific 6. boredom 7. psychological 8. variety 9. daily 10. unconvinced
Bình luận (0)

Các câu hỏi tương tự
HN
Xem chi tiết
NG
Xem chi tiết
NA
Xem chi tiết
TN
Xem chi tiết
ML
Xem chi tiết
VT
Xem chi tiết
BT
Xem chi tiết
H24
Xem chi tiết
DY
Xem chi tiết