40 CÂU HỎI
Which best serves as the title for the passage?
A. Wireless connection opens up a new world.
B. Everything you need to know about Li-Fi.
C. The technological waves are sweeping through.
D. The tech-savvy generation and their contribution.
The word “boasting” in paragraph 2 is closest in meaning to _______.
A. looting
B. possessing
C. exaggerating
D. appreciating
According to paragraph 3, what form does the transferred data from Li-Fi system take?
A. The data is converted into electromagnetic radiation before being sent off.
B. The data initially is infrared ray and maintain the same type of wave along its travel.
C. The data is transferred through the brightness changes in the light beams.
D. The data takes the form of ultraviolet and then is converted into microwaves.
The word “accommodates” in paragraph 3 is closest in meaning to _______.
A. fits
B. helps
C. adapts
D. satisfies
The word “It” in paragraph 2 refers to _____.
A. Connection
B. Light bulb
C. Data
D. Li-Fi
According to paragraph 4, which is NOT the drawback of Li-Fi?
A. Walls can essentially hinder the transmission of light, thus Li-Fi.
B. To ensure constant connectivity, light bulbs should be turned on all day.
C. Quite a number of LED bulbs are required throughout the house.
D. Li-Fi speed is 224 gigabits per second, only ten times of that of Wi-Fi.
Which of the following statements is TRUE, according to the passage?
A. Li-Fi cannot possibly function in the radio frequency’s range.
B. The term Li-Fi was coined by University of Edinburgh Professor Harald Haas in 2011.
C. Security is strengthened with the use of Li-Fi as the wireless connection.
D. The VLC system requires a photon-detector to capture light signals.
Which of the following can be inferred from the passage?
A. Li-Fi offers a safer, faster and more efficient solution to optimise connection with the world.
B. Li-Fi is a great improvement compared to Wi-Fi at all levels and in every aspect.
C. Li-Fi cannot replace the position of Wi-Fi in the world of data transmission.
D. The consumer-grade Wi-Fi connections is more viable than the prohibitive Li-Fi.
What is the main topic of the passage?
A. Proposed FDA guidance for 3-D printing.
B. 3-D printing of biological tissue implants.
C. Early experience of printing implantable devices.
D. Legal considerations regarding 3-d printing.
The word “enforce” in paragraph 4 is closest in meaning to _______.
A. impose
B. demand
C. fulfill
D. coerce
According to paragraph 1, in what situation do people violate the patent law?
A. An organisation employ the device files after duly buying them.
B. An unauthorised person resells the medical item files.
C. A purchasing hospital refuses to trade it for another blueprint.
D. An institution purchases the data and shares among its workers.
The word “it” in paragraph 2 refers to _____.
A. law
B. disease
C. device
D. vendor
The word “liable” in paragraph 3 is closest in meaning to _______.
A. faulty
B. responsible
C. susceptible
D. predisposed
According to paragraph 3, what is NOT one of the changes the AM technology introduces to hospital?
A. It turns the hospital into a self-subsistent provider of medical devices without the aid of external suppliers.
B. It enables the creation of prosthetic devices tailored to a patient’s specific anatomy and condition.
C. It guarantee 100% safety after surgery and little probability of redoing the surgery.
D. It entails newly incurred law that is administered upon the user of 3-D technology regarding liability.
Which of the following statements is TRUE, according to the passage?
A. The data on the construction of medical devices are currently available and accessible.
B. Brute Kline is a certification manager who supervises franchises for new technology at Layo Clinic.
C. 3-D printing technology churns out one-size-fits-all products, making it easier to mass produce.
D. Depending on its utility, medical device is protected by either patent law or copyright law.
Which of the following can be inferred from the passage?
A. Many legal issues concerning 3-D printing like accountability and intellectual property rights need clarifying.
B. The medical industry fails to recognise the added value of additive manufacturing for medical applications.
C. While the technology itself is not futuristic, the extensive use of 3D-printed medical gadgets is.
D. 3D printing has brought only excitement and innovation to the medical field.
What is the best title for the passage?
A. The history of the photoflash
B. Theories about how the eye reacts to light
C. The technology of modern photography
D. The dangers of using the early photoflash
According to the passage, an advantage of using a photoflash is that it ______.
A. can produce repeated bursts of light
B. intensities colors in photographs
C. is short enough not to bother human eyes
D. supplements existing lighting
The word “ignited” in paragraph 1 is closest in meaning to __________.
A. set on fire
B. cut into
C. opened
D. shaken
Which of the following is TRUE about the function of the glass in the first flashbulbs?
A. It produced the spark that initiated the flash.
B. It magnified the light produced by the flash.
C. It protected the photographer from the heat of the flash.
D. It kept the metal and oxygen apart before the flash.
The word “it” in paragraph 2 refers to __________ .
A. oxygen
B. battery
C. wire
D. current
The word “momentarily” in paragraph 2 is closet in meaning to __________ .
A. effortlessly
B. briefly
C. electronically
D. gradually
According to the passage, what helps a flashbulb burn longer?
A. thicker wire
B. more oxygen
C. thinner glass
D. continuous electricity
Which of the following most accurately reflects the main idea of the last paragraph?
A. The time when photoflash was first used.
B. How metal burns in an atmosphere of pure oxygen.
C. How early photoflash worked
D. The role of glass in flashbulb
Which of the following could be the main idea of the passage?
A. The benefits that Facebook might bring you.
B. The disadvantages that Facebook causes in the modern life.
C. The classes are most influenced by Facebook.
D. The functions that are used most on Facebook.
The word “sparked” in the second paragraph probably means ____________.
A. produced
B. reduced
C. prevented
D. controlled
According to paragraph 2, what do the scientists discover in their study?
A. Spending too much time on Facebook may increase levels of pressure and heart disease.
B. Students often suffer from stress when they are working with something related to mathematics.
C. Facebook can make its users more optimistic and aroused.
D. The success of Facebook may motivate the development of other social networks.
The word “one” in paragraph 3 refers to __________.
A. the study
B. a group
C. the Internet
D. a research
Why does Facebook motivate the productivity of employees?
A. Because the Internet distracts users to take breaks out of work.
B. Because it helps people refresh their mind and then enhance the concentration on work.
C. Because employees are happy with what they read on the Facebook.
D. Because they are allowed to relax after a hard work.
The word “courting” in the last paragraph is closest in meaning to __________.
A. dating
B. marriage
C. divorce
D. making acquaintance
Which of the following is NOT correct about the impact of Facebook on users’ relationship?
A. More than half of single people tend to make new friends on Facebook after a face-to-face contact.
B. Married people often use Facebook to keep in touch with their spouse.
C. Not many people change the relationship status to single after their breakdown.
D. Adults are more likely to update their relationship status on Facebook than to tell their friends about that.
Which of the following could best describe the tone of the passage?
A. Informative
B. Argumentative
C. Sarcastic
D. Ironic
Which title best expresses the author’s main purpose in writing this text?
A. Xerox Vs. Google: Battle of the Titans
B. Search Engines: How They Work and Why They’re Important
C. A Better Way: How Google Rose to the Top
D. Search Engines: A Short History of Important Tools
Which statement does the author NOT mention in the passage?
A. Part of Google’s success is due to the design of their homepage.
B. Google succeeded by following examples of others in their field.
C. Google wasn’t the first search engine, but it was the best.
D. Google’s success may not have been possible without Larry Page.
Which best expresses the main idea of the third paragraph?
A. There are lots and lots of websites connected to the internet.
B. Google created a better way to organize search results.
C. Many smart people have worked on search engines over the years.
D. Older search engines used unreliable methods to order results.
Which statement would the author most likely agree with?
A. Google became successful because its founders were well-connected.
B. Google was the world’s first and best search engine.
C. Google changed the world by solving an old problem in a new way.
D. Google’s other products are now more important to its success than search.
Which best explains why the author discusses Xerox in this text?
A. He is discussing big companies that came before Google.
B. He is explaining how companies must change with the times.
C. He is showing how companies can affect our language.
D. He is comparing and contrasting Google and Xerox.
How did Google improve search quality in 1998?
A. They counted how many times queries appeared on each page.
B. They looked more closely at the words in search queries.
C. They linked to more pages.
D. They studied the relationships of links.
Which was cited as a reason why Google became so popular?
A. Google’s homepage was clean.
B. Google provided catchy news stories on their homepage.
C. Google homepage loaded quickly.
D. Google provided useful stock quotes on their homepage.
The word ’it’ in the last paragraph refers to ____.
A. google
B. the fact that Google becomes so well-liked
C. the great search result
D. the product of Google