TENCENT announced yesterday that it will limit the daily time for youngsters to play     1    (it) popular King of Glory game after parents and schools in Shanghai and other areas complained their children had become addicted     2     playing it.

From tomorrow, children younger than 12     3    (allow)only to play the game for a maximum of one hour a day, and after 9 pm, they will be banned from logging(登录) into it, said Tencent. Teenagers     4    (old) than 12 will be able to play a maximum two hours a day.

The game system will remind players the time they have been playing and young players will be forced to log out-    5     the time is up.

Tencent claimed these were the strictest    6    (measure)in China's game industry to prevent addiction and the company expected they would case parents' anxiety.

There have been several cases    7    (report) that children had spent too much money as well time on King of Glory. Though the company said it    8    (update)system for parents to monitor children using its games, it will also add    9    new function to limit spending of teenage players.

Now, parents can connect phones, tablets to computers their children use    10    (play) game that they can always yep an eye on the children even if they have several game accounts, Tencent said.

Robot teachers are now very popular with pupils in some primary schools in South Korea. Compared with human teachers, the robot teachers are     1     (patient) . They never get angry and are always kind to the students. That’s    2     the children can always get on well with their robot teachers.

Some English teaching robots     3     (send) to three primary schools for eight weeks last December.     4     (equip) with a microphone and a video camera, the robots teach students as teachers. Researchers found that the English-teaching robots helped raise students’ interest in the language and build up their     5     (confident) . More and more students came to like studying and they got better grades in exams. Meanwhile, other robot teachers,     6     can teach math, science and art, have also been developed.

Many think these robot teachers should be used     7     faraway village schools so that the children there can also receive     8     good education.     9     (give) rural school children more learning chances,   the South Korean government has expressed great interest in developing these robots.

No doubt there will be more and more robot teachers working with students. Perhaps they will     10     (complete) replace human teachers one day in the future. Who knows?

From 1405 to 1433, Zheng He made seven historic voyages to Asia and Africa. Thanks to frequent friendly     1     (exchange) between China and foreign countries, Zheng He successfully     2     （promote）friendship between China and Southeast Asian countries to new heights. From 1403 to 1424, the number of envoys（使者）visit China a record 318 times,     3     average of 15 times a year.

Zheng He’s fleet traveled from the Western Pacific through the Indian Ocean to West Asia and the east coast of Africa,     4     （involve） three oceans and providing valuable records for the history of Chinese navigation（航海）. His voyages,     5     happened earlier than the Westerners’ Voyages of Discovery, came 87 years before Columbus, 92 years before Vasco da Gama, and 116 years before Magellan’s     6     （arrive） in the Philippines.

Sadly, many of the official Chinese records of these voyages were destroyed     7     his death. Zheng He’s rightful place in Chinese history     8     （confirm） by Deng Xiaoping in 1984. Following a more realistic evaluation of Zheng He’s achievements by scholars East and West, his standing as one of the     9     (great) maritime explorers of all time has at last been     10     (firm) recognized worldwide.

Chinese brush calligraphy or “shufa” in Chinese is one of     1     most important art forms in China.Many Asian cultures have originated their own calligraphy, but China's is unequaled because of     2     (it) beauty, grace, and history.

The     3    (origin) of Chinese brush calligraphy are unknown, but local tales say it goes back over 4,000 years to the time of the legendary(传说的) Yellow Emperor (2698 －2598 B．C．)．At that time characters were carved on animal bones or tortoise shells.Only after Emperor Qin Shi Huang united China under his rule     4     one country did it really gain popularity as a common art form.

He simplified Chinese characters and regular rules were set,     5    (make) it easier for people to learn and master.This Chinese art form continued to progress and during the Tang Dynasty (618 －907 A．D．) a new type of cursive script (草书) was formed and standardized.It is written     6    (free), but is not as easy to read.

Today Chinese calligraphy is once again a subject in schools and an art form highly     7    (appreciate) across the world.Anyone can practice it and all     8     is required is a simple set including: brushes, ink, paper.It's fun for amateurs to try, but to become good at it, not only years of practice but also natural talent     9    (need)．Practicing this art consistently can develop personal character and is of great     10    (beneficial) to health.

On March 31, the Eiffel Tower, one of the world’s most visited and recognizable places of interest, celebrated the 130- year anniversary (周年纪念日) of its opening.

It was only supposed to exist for 20     1     (year). Maybe Parisians decided it was     2       (easy) to just leave it in place than pull it down. It looks like they made the right choice. More than 250 million people     3     (pay) a visit to the tower so far, according to     4     (it) official website.

Designed by French Gustav Eiffel, the tower was meant     5     (serve) as the entrance to the 1889 World Fair in the     6     (begin). It took just over two years to build it. Although it is popular now, not all French people liked     7     tower when it opened. However, the visitors to the 1889 World Fair found it     8     (entertain) to visit the Eiffel Tower. Two million people visited it during the fair. It then became useful as a radio antenna (天线) during the First World War.

Tourists have a choice when they climb the tower. They can either walk 1, 665 steps to the top     9     use one of the elevator cars from 1899. Once tourists reach the top,     10     the Eiffel’s office is, they can have a drink in the tower’s top-floor champagne bar. Today, the tower stands as a symbol of France.