services of a life coach if they need guidance on how (10) __________ (use) their free time productively.
Often thought of as an obstacle, isolation is now a selling point for stressed-out travellers. And (11) __________ benefits of a digital detox are numerous and significant. Constantly skipping from one application to another is associated (12) __________ shallower (肤浅的) thinking, weakened (13) __________
(concentrate), reduced creativity, and heightened stress. Limiting the digital attack we’re (14) __________ (accustom) to will reduce the physical and emotional stress we’re constantly exposing (15) __________ (we) to.
(4)
Beavers (水獭) are not going to save the world, but they are
doing their bit for carbon capture and storage. The dams they build, and the wetlands produced (1) __________ a result, lock away a surprising amount of carbon.
“Beavers offer a mechanism of carbon storage,” says Ellen Wohl of Colorado State University. Beaver dams cause water (2) __________ (overflow) from riverbanks, creating areas of wetland (3) __________ (know) as beaver meadows (水草地), which contain large amounts of sediment (沉积物) and organic material. (4) __________ the dam breaks, the meadows dry out, exposing the material to the air and releasing some of the carbon stored (5) __________ them.
Using (6) __________ (previous) published carbon- content (碳含量) values, Wohl estimated the total organic content from dried-up beaver meadows in 27 basins (盆地) in Rocky Mountain National Park (洛基山国家公园), and found it accounted (7) __________ 8 percent of the carbon in the landscape. She estimated that (8) __________ the meadows were flooded they (9) __________ have reduced as much as 23 percent of the carbon.
Beaver numbers have been declining in the park (10)
__________ the 1940s. Wohl says there were once between 60 and 400 million beavers in North America, a number (11) __________ would have had a significant effect on the ecosystem. There are now thought to be only 6 to 12 million.
“Beavers can transform systems extremely (12) __________ (quick) and the large amount of feedbacks and impacts of their
ecosystem engineering (13) __________ (be) extensive,”said Joseph Wheaton of the department of watershed (流域) sciences at Utah State University.
“With some subtle (微小的) and cheap shifts in (14)
__________ we manage landscapes and rivers, allowing beavers to do a lot of the work for us can have profound impacts,” he said. (15) __________, ecologists will have to manage people’s expectations about just how much beavers can do.
(5)
Some personal characteristics play an important role in the
development of one’s intelligence. But people fail (1) __________ (realize) the importance of training these factors in young people. The so-called ‘non-intelligence factors’ include one’s
feelings, will, motivation, interests and habits. After a 30-year study, American psychologists found out that the main cause of differences in intelligence (2) __________ (be) not intelligence itself , but non-intelligence factors including the desire to learn, will power and self-confidence.
Though people all know that one should have definite objectives, a strong will and good learning habits, quite a number of teachers and parents don’t pay much attention to (3) ___________ (cultivate) these factors .
Some parents are greatly worried (4) __________ their children fail to do well (5) __________ their studies. They blame either genetic factors, (6) __________ laziness, but they never take into consideration these non-intelligence factors. At the same time, some teachers don’t inquire into reasons (7) ___________ students do poorly. They simply give them more courses and exercises, or even criticize or laugh at them. After all, these students lose self-confidence. Some of them just feel defeated and give
themselves up as hopeless. Others may go astray（堕落）because they are sick of learning. (8) ___________ investigation of more than 1,000 middle school students in Shanghai (9) ___________
(show) that 46.5 per cent of them were afraid of learning, because
of examinations, 36.4 per cent lacked persistence, initiative and consciousness and 10.3 per cent were sick of learning .
It is clear (10) ____________ the lack of cultivation of non-intelligence factors (11) ____________(be) a main obstacle (12) _____________ intelligence development in teenagers. It even causes an imbalance (13) _____________ physiological and psychological development among a few students .
If we don’t start now to strengthen the cultivation of non-intelligence factors , it will not only affect the development of the intelligence of teenagers, but also affect the quality of a whole generation. Some experts (14) ___________ (put) forward suggestions about how to cultivate students’ non-intelligence factors. Parents and teachers should fully understand teenage psychology. On this basis, they can help them to pursue the objectives of learning, exciting their interests and toughening (15) _____________ willpower.
(6)
We always need a way to socialize with each other. For older generations, it may have been going to the parties or (1) __________ each other’s houses. However, young adults today cannot be bothered with all that travelling.
The (2) __________ (easy) way for kids to socialize and easiest make friends is to use social networking services online. Many Internet websites (3) __________ (include) myspace.com and facebook.com have come out suddenly in the last few years.
Myspace and Facebook work in some ways that are (4) __________. A user can agree to an agreement and build a profile (档案) (5)
___________ free. Then they find friends already using the service. If they decide to, they can add them to their friends list.
Kids can usually have hundreds of friends. (6) __________, they (7) __________ not know all of these “friends” well. On Myspace, people often add friends just in order to have more people on the list; a person seems (8) __________(cool) with 600 friends rather than just 35.
Often, people keep relationships going with friends by writing words (9) __________ each other online. Sometimes, “friends” can also go on (10) __________ months without writing to each other. Is this what we call friendship in the 21st century?
Of course, many (11)__________ (find) long-lost classmates, friends and family through these websites. Having a profile online is not just for saying “Hi, what’s up?” Friends can arrange a time to go to (12) __________ movie, look at new photos, and listen to their friends’ favourite music.
Whether good (13) ___________ bad, it looks like these social networking services (14) ___________ (be) here for a while, until a new Internet interest (15) ___________ (come).
(7)
The common Chinese greeting of “Ni chi le ma?” may soon (1) ___________ (replace) by a new greeting: “Have you cleaned your plate?” Over the Spring Festival holiday there was a big effort (2) ___________ (get) people to change their habit of (3)
___________ (order) too much food in restaurants because a lot of that food ended up being wasted. Holiday eaters were encouraged to “clean their plates” and (4) ___________ (ask) to take leftover food home in “doggy bags (打包袋).”
It is reported (5) __________ over 200 billion yuan is spent every year on food that ends up in the garbage bin. And in the midst of all this waste, statistics show that 128 million people are living (6) __________ the poverty line and going hungry. The “clean your plate” campaign is part of a worldwide effort to stop precious food (7) ___________ being wasted. The United
Nations estimates that $1 trillion (yes, that’s a very big number) worth of food is wasted each year. The United Nations Environment Program (UNEP) (8) __________ (launch) a campaign called “Think. Eat. Save.” to make people aware of the problem.
Chinese actress Fan Bingbing is an ambassador for UNEP and she encouraged people to upload pictures of their “clean plates” (9) ____________ (show) their support for the program. Thousands of people responded and demonstrated that they had (10) ___________ clear conscience to go along with their full stomachs. ***, the
newly (11) ___________ (select) Chinese president, is also
encouraging people to be less wasteful and he told Party members to cut back on extravagant (铺张的)holiday banquets and to be (12) ____________ (careful) when spending the people’s money.
Yuan Long-ping, an agricultural scientist, (13) ___________ (cause) a(n) stir by saying that wasting food should be treated as a crime. If not a crime, wasting food is certainly a sin and it goes against (14) ___________ *** calls, “the Chinese tradition of being diligent and thrifty.” Having a “clean plate” is just a traditional and responsible thing (15) _____________ (do). Have you cleaned your plate?
(8)
Good nutrition and a balanced diet will help your child grow up healthy. Whether your kid is a toddler (学步的孩子) (1)
___________ a teen, you (2) ___________ take steps to improve nutrition and (3) ___________ (encourage) smart eating habits. There are several ways, one of which is to have regular family meals. Family meals are a comforting occasion (4) ___________ both parents and kids. Kids (5) __________ take part in regular family meals are also more likely (6)__________ (eat) fruits, vegetables and grains, and less likely to snack on unhealthy foods, smoke or drink alcohol. In addition, family meals offer the chance to introduce your child to new foods and find out which foods your child likes and which (7) __________ he or she doesn’t.
Teens may turn up their noses at family meals — not surprising because they (8) ____________ (try) to become
independent. Yet studies find (9) ___________ teens still want their parents’ advice, (10) ____________ use the mealtime as a chance to reconnect. Also, consider trying these ways:
● Allow your teen (11) ___________ (invite) a friend to dinner. ● Involve your teen in meal planning and preparation.
● Keep your mealtime calm and pleasant—no lectures or arguing. What’s important (12)___________ a family meal? Any time your family eat together—whether it’s takeout food or a home-cooked meal. Try to strive for nutritious food and a time when everyone