1     (clean) your teeth often, every day, is linked to a lower risk for heart problems. A new study found that brushing your teeth several times     2     day resulted in fewer cases of heart failure and atrial fibrillation—the term for an uneven heartbeat. Heart failure happens when the heart cannot do its job of pumping blood through the body.     3     the research found is that brushing your teeth three times a day, or more, was linked to a ten percent lower risk of atrial fibrillation. It was also linked to a twelve percent lower risk of heart     4     (fail).

The study     5       (publish)last Monday in the European Journal of Preventive Cardiology. The researchers examined information on more than 161,000 people in Korea with no history of heart problems.

They followed up ten and a half years later, and found that three percent had developed uneven heart rhythms and almost five percent     6     (develop) heart failure.

All the     7    (participate) in the study were part of the Korean National Health Insurance System, and aged 40 to 79. They had usual medical exams between 2003     8     2004. Information was collected     9     their height, weight, laboratory tests, sicknesses, and lifestyle. They also noted     10     (they) mouth health in connection with cleaning.

Hangzhou has been a center of silk culture for thousands of years, and its products are widely renowned. In fact, China was the first country     1     (make) silk clothing and begin to export it all over the world,     2     Hangzhou is one of the main areas of harvesting silkworms and silk weaving in China. Hangzhou was also one of the starting     3     (locate) of the Maritime Silk Road.

So much it     4     (explore) that in the Southern Song Dynasty Hangzhou became     5     (know) as the Home of Silk, at that time when it was possibly the     6    (large) city in the entire world. It was during this time that it became a popular area of scholars, writers, and calligraphers, along with merchants and traders, producing     7    vast number of relics from this time     8     give us insight into its ancient culture. Its economy and society flourished to unprecedented levels.

Even today, Hangzhou’s silk finds favor with tourists of all nations, and along with tea, silk is one of its must-have souvenirs. The city center     9     (host) the Silk Market, where hundreds of vendors sell thousands of silk products of every design and quality     10    (imagine), its amazing colors and complex patterns spilling from every entrance.

The recent hit in China is all about Harbin, Helongjiang. Numerous netizens have expressed their longing for this northern ice city,     1     (enthusiastic) declaring, “Harbin, I’m coming!”

Among those highlights,     2     journey of 11 kids from Guangxi Zhuang autonomous region has melted hearts across the Internet. Chinese netizens have been eagerly following their adventures online.

Fondly (深情地)     3     (describe) as “Little Tangerines (柑橘)” for their orange-colored coats, the kids also visited China’s northernmost town,     4     they sang the national anthem. The firefighters there had prepared snow sculptures and snowmen, eagerly expecting the     5     (arrive) of the “Little Tangerines”. Mr. Liang, the leader of the group, confirmed their coming in Mohe.

This study tour, under the spotlight of the entire Internet,     6     (draw) a lot of attention. The parents are grateful for the concern shown by netizens and the care provided by friends in the Northeast China. They feel more     7     ease with everyone’s collective support.

    8     was reported that the residents organized a fleet of about 300 private vehicles,     9     (provide) free rides to tourists. Despite the city’s freezing climate, its residents work diligently     10     (create) a warm environment for their guests.