Câu hỏi:
06/02/2024 58
The bicycle as we know it today was originally developed as the "safety bicycle", because other bikes ____ were extremely dangerous.
A. at the time
B. at a time
C. for a time
D. for the time
Trả lời:
Đáp án đúng là: A
Trạng ngữ chỉ thời gian
Dịch: Chiếc xe đạp như chúng ta biết ngày nay ban đầu được phát triển với tên gọi "xe đạp an toàn", bởi vì các loại xe đạp khác vào thời điểm đó cực kỳ nguy hiểm.
CÂU HỎI HOT CÙNG CHỦ ĐỀ
Câu 1:
Ever since the first prehistoric stone tools, ____ have lived in a world shaped by invention.
Câu 2:
The carbon dioxide gas given ____ by the fermenting vat was known as "fixed air".
Câu 3:
The invention of printing on paper provided a technology ____ which information could be stored over the long term.
Câu 4:
The late 1800s and early 1900s ____ excitement over a wide array of inventions and developments.
Câu 5:
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 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
In 1886 in the United States, a pharmacist named Dr. John Pemberton tried to invent a medicine because he wanted a cure for ____.
Câu 8:
Some inventions make bigger impact on the public than ____, and some inventions quickly become part of everyday life.
Câu 9:
The European Patent Convention, which was implemented in 1977, created a European Patent Office that can issue ____ European patent.
Câu 10:
An invention developed ____ one purpose will sometimes find use in entirely different circumstances.
Câu 11:
Mark 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.
Câu 12:
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 13:
Ever ____ the invention of the hydrogen bomb, attempts have been made to harness the power of nuclear fusion for peaceful purposes.
Câu 14:
Inventor, a person who brings ideas or objects together in a novel way to create an invention, something that did not exist before.
Câu 15:
A patent invention is protected by law ____ only particular people or companies have the right to make or sell it.