Though built in 1946, computers were sold ______ for the first time in the 1950s
A. Commercial
B. commercialise
C. commercially
D. commerce
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C
A. Commercial (adj) thuộc về thương mại
B. commercialise (v) thương mại hóa
C. commercially ( adv) thương mại
D. commerce (n) thương mại
Computers were sold __________
S V => thiếu adv
=>Đáp án C
Tạm dịch: Mặc dù được xây dựng vào năm 1946, máy tính đã được bán thương mại lần đầu tiên vào những năm 1950
The first electronic computer (26. build) was built at the university of Pennsylvania in 1946. Although the computer looked like machines built in the 19th century. Computers were sold commercially for the first time in the 1950s, and a lot of progress (27. make) has been made sice then. Computers are now much smaller and more powerful, and they (28. can/ buy) can be bought much more cheaply.
Computers (29. use) are used in many fields - in business, science, medicine and education, for exsmple/ They (30. can/use) can be used to forecast the weather or control robots which make cars. The computer's memory is the place where information (31. keep) is kept and calculations (32. do) are done.
The first electronic computer (26. build) ........WAS BUILT........... at the university of Pennsylvania in 1946. Although the computer looked like machines built in the 19th century. Computers were sold commercially for the first time in the 1950s, and a lot of progress (27. make) ....WAS MADE............. sice then. Computers are now much smaller and more powerful, and they (28. can/ buy) ......CAN BE BOUGHT...............much more cheaply.
Computers (29. use) .........ARE USED .................... in many fields - in business, science, medicine and education, for exsmple/ They (30. can/use) ........CAN BE USED.............. to forecast the weather or control robots which make cars. The computer's memory is the place where information (31. keep) ......IS KEPT................ and calculations (32. do) ..........ARE DONE.............
10. Dùng động từ trong ngoặc ở dạng dúng
The world's first computer (1) was built..........(build) at the University of Pennsylvania in 1946,although computer-like machines (2)...were built......(build) in the 19th century.Computers(3)...were sold.......(sell)commercially for the first time in the 1950s, and progress (4)....has been made......(make)since than.Computers are now much smaller and more powerful, and they can (5)..be bought.......(buy)much more cheaply. Computers (6).....have been used....(use) in many fields - in business, science, medicine and education. They can (7)...be used.....(use) to forecast the weather or to control robots which make cars. The computer's memory is the where information (8)..is kept........ (keep) and calculations (9)...are done.. (do). A computer can not think for place itself. It must (10) ....be told......(tell) exacly what to do.A lot of calculations can (11)..be done.......(do)very quickly on a computer Computer don't make mistakes. Stories (12) ....are heard.....(hear) sometimes about computers paying people too much money or sending them bills for things they didn't by. These mistakes (13) ..are made.......(make)by the programmers. Some years ago, an American computer-controlled rocket went out of control and had(14)..been destroyed...... (destroy). The accident (15) .....was caused....(cause) by a small mistake in one line of the program,which cost the USA 18 million dollars. Criminals have found that "computer crimes" are a lot easier than robbing banks. Hundreds of millions of dollars (16)..have been stolen........(steal)from bunesses every by people changing the information in computers. Large numbers of home computers (17).....have been sold....(sell) recently. People know more about computers than they used to, and computers are playing a bigger part in our lives. Progress (18)......is made.... .(make) all the time. Many people believe we can look forward to the day when even our household jobs like cleaning and decorating (19)....are done....(do) by computer-controlled robots.
(1) was built
(2) were built
(3) were sold
(4) has been made
(5) can be bought
(6) are used
(7) be used
(8) is kept
(9) are done
Đáp án: A
Giải thích: Dựa vào câu: “In World War II, computers were developed in order to wage counter espionage and break codes used by the enemy.”.
Dịch: Trong thế chiến thứ 2, các máy tính được phát triển để trả lương gián điệp 2 mang, và giải mật mã sử dụng bởi kẻ địch.
Đáp án: A
Giải thích: Dựa vào câu: “In World War II, computers were developed in order to wage counter espionage and break codes used by the enemy.”.
Dịch: Trong thế chiến thứ 2, các máy tính được phát triển để trả lương gián điệp 2 mang, và giải mật mã sử dụng bởi kẻ địch.
Đáp án C