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Which of the following is NOT true according to paragraph 5? A. Bell presented the telephone for the first time in Philadelphia in June 1876. B. William Thomson presented Bell’s telephone t
12 3 tháng trước

Which of the following is mentioned in paragraph 4 as the reason why anyone anywhere there was free to manufacture and sell telephones? A. Bell didn’t take out the patents for telephone. B.
11 3 tháng trước

The word “nefariously” in paragraph 3 can be best replaced by _____. A. fatally B. immorally C. immortally D. furiously
11 3 tháng trước

It can be inferred from paragraph 2 that _____. A. Bell’s patent was approved with the help of his assistant. B. Lars Magnus Ericsson was younger than Alexander Graham Bell. C. Bell’s pare
13 3 tháng trước

The word “summon to” in paragraph 2 is closest in meaning to ______. A. call off B. send for C. put off D. look for
12 3 tháng trước

According to paragraph 1, Bell’s application was registered first because _____. A. His application arrived at the patent office a few hours before Gray’s B. Gray failed to submit his paten
10 3 tháng trước

Which of the following best serves as the title for the passage? A. The invention of the telephone B. Alexander Graham Bell and Elisha Gray C. Bell’s patent of telephone D. Investigation re
15 3 tháng trước

Which of the following best serves as the title of the passage? A. Blue LED light B. White LED light C. LED lights D. LED lights application
15 3 tháng trước

Which of the following is TRUE according to the passage? A. LED lights, except for green ones, were used in several applications including indicator lights, calculator displays, and traffic

12 3 tháng trước

The word “dimmed” in paragraph 5 can best be replace by ____. A. shaped B. dulled C. lighted D. brightened
12 3 tháng trước

According to paragraph 5, what can be done with the higher-end Hue light bulbs? A. They can be synced with music, movies, and video games. B. They can be controlled via smartphone app. C.

12 3 tháng trước

The word “which” in paragraph 3 refers to _____. A. calculator displays B. traffic lights C. the blue LED D. a group of Japanese and American scientists
12 3 tháng trước

According to paragraph 3, white LED light bulbs _____. A. was created from the blue LED B. was used as indicator lights C. was awarded 2014 Nobel Prize in Physics D. was created in 1990
11 3 tháng trước

What does the word “principle” in paragraph 2 mostly mean? A. A formal set of ideas that is intended to explain why something happens or exists B. A general direction in which a situation i
11 3 tháng trước

What is the main idea of the passage? A. LED light in America B. Application of many types of LED light C. How to make LED light D. Lifespan of LED light
13 3 tháng trước

The word “credited” in paragraph 5 is closest in meaning to ______. A. attached B. believed C. nominated D. ascribed
12 3 tháng trước

According to paragraph 4, why can’t we justify the feasibility of cloud-seeding practice? A. We cannot entirely attribute the coming rain to the technology. B. It’s hard to arrange a comple
12 3 tháng trước

The word “this” in paragraph 3 refers to _______. A. storm B. ice C. water D. cloud
11 3 tháng trước

According to paragraph 2, what is the condition for crystallisation? A. Introducing unnatural chemicals into the air. B. Normal drops of water colliding with each other. C. Subzero droplet
12 3 tháng trước

Which best serves as the title for the passage? A. How does cloud seeding work? B. Cloud seeding does not deserve all the attention. C. Technology interferes with nature. D. Climate modif
20 3 tháng trước

What can we learn about the future development of the Kolibree? A. The brush handle will be removed. B. A mobile phone will be built into it. C. It will be used to fill holes in teeth. D. I
12 3 tháng trước

What can we infer about Serval’s children? A. They were unwilling to brush their teeth. B. They often failed to clean their toothbrushes. C. They preferred to use a toothbrush with a dry h
13 3 tháng trước

The underlined word "They” in the passage refers to ____. A. monsters B. teeth C. Serval’s kids D. toothbrush heads
12 3 tháng trước

Which of the following might make the Kolibree toothbrush fun? A. It can be used to update mobile phones. B. It can be used to play mobile phone games. C. It can send messages to other user
13 3 tháng trước

Which is one of the features of the Kolibree toothbrush? A. It can sense how users brush their teeth. B. It can track users’ school performance. C. It never has fear about anything. D. It c
12 3 tháng trước

The best title for the article would be ___________. A. Man in space B. Will computers rule the world? C. More and more inventions D. Progress now and then
12 3 tháng trước

What does the writer say about space solar power? A. It’s an old idea, but people are only starting to develop it now. B. It’s a science fiction idea, and nobody really thinks it will work.
12 3 tháng trước

What does the writer say about the future of communication? A. We can’t know what the most popular social media will be. B. Microchips will become faster. C. We won’t use the internet as m
14 3 tháng trước

Why does the writer use the example of the aeroplane? A. To explain why transport changed in the 20th century. B. Because he thinks it’s the most important invention in history. C. To expl
15 3 tháng trước

The writer says that in the past ___________. A. people didn’t invent many things B. people didn’t want to use wheels C. most inventions were to do with farming D. it took time for new idea
15 3 tháng trước

The word “showcase” in paragraph 3 is closest in meaning to ______. A. betray B. hang C. conceal D. present
18 3 tháng trước

According to paragraph 2, what is NOT one of the problems encountered by bionic technology? A. The public perception and financial obstacles against implementing a alien things into the body
14 3 tháng trước

The word “it” in paragraph 2 refers to _______. A. production B. body part C. material D. medicine
15 3 tháng trước

According to paragraph 1, what is the difference between artificial body parts before and today? A. Present-day high-tech body parts offer many options in shapes and colors. B. The modern b
37 3 tháng trước

Which best serves as the title for the passage? A. Separating bionic fact from bionic fiction. B. How close are we to a fully bionic body? C. Transhumanism is a dangerous project. D. Gettin
22 3 tháng trước

They lose all sense of politeness and restraint, safe in the knowledge that they (5) _______ never be identified.
18 3 tháng trước

Rudeness seems to be the language of debate on any site which (4) ________ users to give their opinions.
95 3 tháng trước

The Internet, too, has had a negative effect on our (3) _________.
18 3 tháng trước

Take punctuality, for example; before mobile phones, people had to keep their appointments and get to meetings (2) _______ time.
17 3 tháng trước

Modern technology, in all its various forms, has changed the way we live our lives, but unfortunately, (1) _______ has not always been for the better.
16 3 tháng trước

Technology in education is therefore simply a catalyst, a tool for conveying lessons (5) _______________ effectiveness cannot be overlooked.
16 3 tháng trước

The internet is a vast library of data that is useful in (4) _________________ the landscape of education as we know it.
13 3 tháng trước

With numerous technology users actively involved in developing gadgets of the future, we can only specular what new advances will be making their way (3) _______________ classrooms in the com
13 3 tháng trước

However, knowledge of the different tools available, what they can do, and their impact allows teachers to use them (2) _____________.
13 3 tháng trước

Teachers are expected to make (1) _________________ if it to enhance the learning experience and information dissemination.
14 3 tháng trước

Montagu’s friends quickly (5) _______ to his idea and they named the new invention after him.
14 3 tháng trước

He took a slice of bread, placed a (4)______ of meat on it and covered that with another slice of bread.
20 3 tháng trước

At the time, Montagu was playing the game that (3) _______ its players to cover cards one on top of another.
13 3 tháng trước

Often, he even found it too (2) _______ to stop his games for meals.
15 3 tháng trước

Interestingly enough, the sandwich is (1) _______ invention of an 18th-century English Earl called John Montagu.
17 3 tháng trước

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