Câu hỏi:
06/02/2024 50Mark the letter A, B, C, or D to indicate the word(s) OPPOSITE in meaning to the underlined word(s)
It was not until 1959, twenty-one years after Carlson invented xerography, that the first convenient office copier using xerography was unveiled.
A. known
B. published
C. popular
D. common
Trả lời:
Đáp án đúng là: A
Unveiled (còn bị che đậy/giấu) >< known (đã biết)
Dịch: Mãi đến năm 1959, 21 năm sau khi Carlson phát minh ra xerography, chiếc máy photocopy văn phòng tiện lợi đầu tiên sử dụng xerography mới được ra mắt.
>CÂU HỎI HOT CÙNG CHỦ ĐỀ
Câu 1:
The carbon dioxide gas given ____ by the fermenting vat was known as "fixed air".
Câu 2:
Ever since the first prehistoric stone tools, ____ have lived in a world shaped by invention.
Câu 3:
The invention of printing on paper provided a technology ____ which information could be stored over the long term.
Câu 4:
The bicycle as we know it today was originally developed as the "safety bicycle", because other bikes ____ were extremely dangerous.
Câu 5:
The late 1800s and early 1900s ____ excitement over a wide array of inventions and developments.
Câu 6:
It is the classical Athenians who can probably lay claim ____ the invention of commercial advertising as we know it today.
Câu 7:
Mark the letter A, B, C, or D to indicate the correct answer
Both inventors and engineers look for ways to improve things in areas like health, food, safety, transportation, aerospace, electronics, ____, and the environment.
Câu 8:
Mark the letter A, B, C, or D to indicate the correct answer
In 1886 in the United States, a pharmacist named Dr. John Pemberton tried to invent a medicine because he wanted a cure for ____.
Câu 9:
Some inventions make bigger impact on the public than ____, and some inventions quickly become part of everyday life.
Câu 10:
The first American ____ the propelling of a boat by steam was William Henry, a gunsmith of Lancaster, Pennsylvania.
Câu 11:
An invention developed ____ one purpose will sometimes find use in entirely different circumstances.
Câu 12:
Inventor, a person who brings ideas or objects together in a novel way to create an invention, something that did not exist before.
Câu 13:
Ever ____ the invention of the hydrogen bomb, attempts have been made to harness the power of nuclear fusion for peaceful purposes.
Câu 14:
The earliest computers were developed during World War II for processing ballistic numbers and numeric analytics, but the thought of having machines ____ difficult mathematics can be traced back to England in the years around 1800.
Câu 15:
The European Patent Convention, which was implemented in 1977, created a European Patent Office that can issue ____ European patent.