(D)
Chinese spend an average of three hours a day on their smartphones, ranking second in world after Brazilians who spend two more hours on their phones, according to a survey y German Internet company.
In just a few years, smart phones have transformed from a communication tool into a daily necessity, allowing people to order food, shop online, manage wealth, and socialize at their fingertips.
But with such convenience comes overuse and addiction（上瘾）, people always feel uncomfortable whenever they are not with their smartphones.
▲ . A survey of 1,000 children ranging from ages 0-5 showed that 80. 4% of children use smartphones, and more than half of their parents believe that mobile phones put their children at ease.
The lack of leisure activities is the main reason for Chinese people's smartphone addiction. Offline activities in China, such as sports, travel, art shows, and reading are not as popular as they are in other countries and regions; on the contrary, China has 668 million netizens （网民）, eighty-nine percent of whom surf the Internet with their phones. The Internet is how they mostly kill the time.
Though smartphones bring entertainment and conveniences, they can have negative effects on health. Staring at a screen for a long period of time can cause eye or spine damage. Smartphones are also associated with lower quality of sleep, and high blood pressure and an elevated heart rate are also unfavorable results.
27. Brazilians spend __________ hours on their smartphones, according to a company survey.
A. four B. five C. six D. seven
28. Which sentence can be put in ▲ in the fourth paragraph?
A. Children are also likely to follow their parents' habit.
B. Smartphone can also have many bad effects on health.
C. Brazilians spend the most time on their smartphones.
D. Smartphone apps certainly make our lives easily day by day.
29. Why do 89 percent of Chinese netizens use the Internet too much?
A. Because they don't know how to kill the time every evening.
B. Because they always feel uncomfortable to use common phones.
C. Because there are fewer offline leisure activities for them.
D. Because they don't think it's harmful for the quality of sleep.
30. The writer's attitude （态度）towards overusing smartphones is _____________.
A. worried B. hopeful C. doubtful D. disappointed
27. B 28. A 29. C 30. A
Chinese spend an average of three hours a day on their smartphones, ranking second in world after Brazilians who spend two more hours on their phones, according to a survey y German Internet company.
In just a few years, smart phones have transformed from a communication tool into a daily necessity, allowing people to order food, shop online, manage wealth, and socialize at their fingertips.
But with such convenience comes overuse and addiction（上瘾）, people always feel uncomfortable whenever they are not with their smartphones.
▲ . A survey of 1,000 children ranging from ages 0-5 showed that 80. 4% of children use smartphones, and more than half of their parents believe that mobile phones put their children at ease.
The lack of leisure activities is the main reason for Chinese people's smartphone addiction. Offline activities in China, such as sports, travel, art shows, and reading are not as popular as they are in other countries and regions; on the contrary, China has 668 million netizens （网民）, eighty-nine percent of whom surf the Internet with their phones. The Internet is how they mostly kill the time.
Though smartphones bring entertainment and conveniences, they can have negative effects on health. Staring at a screen for a long period of time can cause eye or spine damage. Smartphones are also associated with lower quality of sleep, and high blood pressure and an elevated heart rate are also unfavorable results.
27. Brazilians spend __________ hours on their smartphones, according to a company survey.
A. four B. five C. six D. seven
28. Which sentence can be put in ▲ in the fourth paragraph?
A. Children are also likely to follow their parents' habit.
B. Smartphone can also have many bad effects on health.
C. Brazilians spend the most time on their smartphones.
D. Smartphone apps certainly make our lives easily day by day.
29. Why do 89 percent of Chinese netizens use the Internet too much?
A. Because they don't know how to kill the time every evening.
B. Because they always feel uncomfortable to use common phones.
C. Because there are fewer offline leisure activities for them.
D. Because they don't think it's harmful for the quality of sleep.
30. The writer's attitude （态度）towards overusing smartphones is _____________.
A. worried B. hopeful C. doubtful D. disappointed
27. B 28. A 29. C 30. A
