Câu 1
In 1886 in the United States, a pharmacist named Dr. John Pemberton tried to invent a medicine because he wanted a cure for ____.
Đáp án và lời giải
Đáp án: B
In 1886 in the United States, a pharmacist named Dr. John Pemberton tried to invent a medicine because he wanted a cure for ____.
Đáp án: B
The European Patent Convention, which was implemented in 1977, created a European Patent Office that can issue ____ European patent.
Đáp án: A
The first American ____ the propelling of a boat by steam was William Henry, a gunsmith of Lancaster, Pennsylvania.
Đáp án: B
The carbon dioxide gas given ____ by the fermenting vat was known as "fixed air".
Đáp án: A
It is the classical Athenians who can probably lay claim ____ the invention of commercial advertising as we know it today.
Đáp án: A
The invention of printing on paper provided a technology ____ which information could be stored over the long term.
Đáp án: B
The key ____ inventive success often requires being in the right place at the right time.
Đáp án: D
An invention developed ____ one purpose will sometimes find use in entirely different circumstances.
Đáp án: D
Some inventions make bigger impact on the public than ____, and some inventions quickly become part of everyday life.
Đáp án: D
Throughout History Inventions ____ the world and the lives of people many times through history.
Đáp án: B
It was not until 1959, twenty-one years after Carlson invented xerography, that the first convenient office copier using xerography was unveiled.
Đáp án: A
It's hard to credit just one person with the invention of television, but it's indisputable that John Logie Baird was the first to transmit moving pictures.
Đáp án: B
Inventor, a person who brings ideas or objects together in a novel way to create an invention, something that did not exist before.
Đáp án: C
Both inventors and engineers look for ways to improve things in areas like health, food, safety, transportation, aerospace, electronics, ____, and the environment.
Đáp án: A
The bicycle as we know it today was originally developed as the "safety bicycle", because other bikes ____ were extremely dangerous.
Đáp án: A
Ever ____ the invention of the hydrogen bomb, attempts have been made to harness the power of nuclear fusion for peaceful purposes.
Đáp án: B
The late 1800s and early 1900s ____ excitement over a wide array of inventions and developments.
Đáp án: A
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.
Đáp án: A
A patent invention is protected by law ____ only particular people or companies have the right to make or sell it.
Đáp án: C
Ever since the first prehistoric stone tools, ____ have lived in a world shaped by invention.
Đáp án: B