China has a history of more than five thousand years,
Cheongsa m has become
Recently, in the fashion week, more and more Chinese features
1. Where did the fire take place?
A.On Central Street. | B.On Oxford Street. | C.On East Street. |
A.Because a lion is sitting in the middle of the road. |
B.Because a big crowd is standing in front of the cars. |
C.Because someone is driving on the wrong side of the road. |
A.Wild animals. | B.International news. | C.Weather forecast. |
A.10:00 a. m. | B.11:00 a. m. | C.12:00 noon. |
1. How long did the man actually stay in Hawaii?
A.For two days. | B.For one week. | C.For two weeks. |
A.The bus broke down on the way. |
B.The hotel was noisy at night. |
C.The room was not cleaned. |
A.Give a discount. | B.See the manager. | C.Move to another room. |
A.In a hotel. | B.At a restaurant. | C.At a travel agency. |
Dear Robert,
I'm writing to ask you for some advice. I believe you can help me.
My sister Betty has been preparing to take part in a TV show called Cool Girls since last month. In order to win, she has been practicing singing and dancing every day. As a result, she can't keep up with her classmates now. What's more, she has been on a diet to keep slim, which does harm to her health. I'm very worried about her, but I don't know whether I should prevent her from taking part in such kinds of activities. Could you tell me what I should do?
I'm looking forward to hearing from you.
Yours sincerely,
Li Fang
注意∶词数120 左右。
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Freedom above snow
With the Tokyo Summer Olympics behind us, people are turning their eyes to the 2022 Beijing Winter Olympic Games,
Born to an American father and a Chinese mother, Gu
People say she is
Gu said she wants to encourage more girls in China to try skiing and other extreme sports , many of which have only been known there for 20 years, according to the Olympics website. She said skiing gives her “
Now she
6 . Exercise and a healthy diet in childhood leads to adults with bigger brains and lower levels of anxiety, according to a new research in mice.
Though diet and exercise are consistently recommended as ways to promote health, this study is the first to examine the long-lasting, combined effects of both factors when they are experienced early in life.
The researchers determined that early-life exercise generally reduced anxious behaviors in adults. It also led to an increase in adult muscle and brain mass. When fed “Western” style diets high in fat and sugar, the mice not only became fatter, but also grew into adults that preferred unhealthy foods.
These findings have recently been published in the journal Physiology and Behavior. To obtain them, the researchers divided the young mice into four groups - those with access to exercise, those without access, those fed a standard, healthy diet and those that ate a Western diet.
Mice started on their diets immediately after weaning (断奶), and continued on them for three weeks, until they reached physical maturity. After an additional eight weeks of “washout”, during which all mice were housed without motion and on the healthy diet, the researchers did behavioral analysis and various measurements.
One of those they measured, leptin, is produced by fat cells. It helps control body weight primarily by lowering the sensation of hunger and also by increasing energy consumption. Early-life exercise increased adult leptin levels as well as fat mass in adult mice, regardless of the diet they ate.
Previously, the research team found that eating too much fat and sugar as a child can change the microbiome (肠道菌群) for life, even if they later eat more healthily. Going forward, the team plans to investigate whether fat or sugar is more responsible for the negative effects they measured in Western-diet-fed mice.
Together, both studies offer critical opportunities for health interventions in childhood habits. The findings may be relevant for understanding the potential effects of activity reductions and dietary changes associated with fatness.
1. What is unique about the new study?A.It involves adults' eating behavior. | B.It shows key elements for a long life. |
C.It stresses separate impacts of exercise and diet. | D.It highlights joint effects of early exercise and diet. |
A.By trial and error. | B.By previous experience. |
C.By experimenting on grouped mice. | D.By comparing mice with human beings. |
A.It forms fat cells. | B.It brings down appetite. |
C.It stimulates hunger. | D.It limits energy consumption. |
A.Favorably. | B.Critically. | C.Indifferently. | D.Doubtfully. |
The Xi’an City Wall is the most complete city wall that has survived China’s long history. It
We accessed the wall through the South Gate. The wall is 12 meters high and from here you can see streams of people moving inside and outside the City Wall.
After
We
8 . Rome can be pricey for travelers, which is why many choose to stay in a hostel (旅社). The hostels in Rome offer a bed in a dorm room for around $25 a night, and for that, you’ll often get to stay in a central location (位置) with security and comfort.
Yellow HostelIf I had to make just one recommendation for where to stay in Rome, it would be Yellow Hostel. It’s one of the best-rated hostels in the city, and for good reason. It’s affordable, and it’s got a fun atmosphere without being too noisy. As an added bonus, it’s close to the main train station.
Hostel Alessandro PalaceIf you love social hostels, this is the best hostel for you in Rome. Hostel Alessandro Palace is fun. Staff members hold plenty of bar events for guests like free shots, bar crawls and karaoke. There’s also an area on the rooftop for hanging out with other travelers during the summer.
Youth Station HostelIf you’re looking for cleanliness and a modern hostel, look no further than Youth Station. It offers beautiful furnishings and beds. There are plenty of other benefits, too; it doesn’t charge city tax; it has both air conditioning and a heater for the rooms; it also has free Wi-Fi in every room.
Hotel and Hostel Des ArtistesHotel and Hostel Des Artistes is located just a 10-minute walk from the central city station and it’s close to all of the city’s main attractions. The staff is friendly and helpful, providing you with a map of the city when you arrive, and offering advice if you require some. However, you need to pay 2 euros a day for Wi-Fi.
1. What is probably the major concern of travelers who choose to stay in a hostel?A.Comfort. | B.Security. |
C.Price. | D.Location. |
A.Yellow Hostel. | B.Hostel Alessandro Palace. |
C.Youth Station Hostel. | D.Hotel and Hostel Des Artistes. |
A.It gets noisy at night. | B.Its staff is too talkative. |
C.It charges for Wi-Fi. | D.It’s inconveniently located. |