Nowadays，people often get     1     (stick) in traffic jams. In the last ten years, the number of cars on the roads in Britain     2     (rise) by 30% . Some types of cancer are related to traffic pollution and traffic is one of the major     3     (cause) of global warming and climate change. The average global temperature is about 0. 5 degrees centigrade     4     (high) than it was 100 years ago. We know that cars are bad for us, but we carry on     5     (use) our cars so much because we are addicted     6     them. Jenny Trowe of Greenpeace gives us some advice. First, use our legs. Regular exercise cuts the risk of heart disease by 50%! Second, use public transport. On average, about forty people travel in one bus,    7     the same number occupy thirty-three cars. Third, sharing cars     8     (be) much cheaper and kinder to the environment. In     9     word, we can do whichever of these things     10     suit us. Don’t just sit around and complain!

China speed is amazing the world. While other countries are struggling to make high-speed railway a reality, the China Railway Corporation       1     (busy) itself in laying down over 25,000 km of high-speed tracks over the past ten years - accounting for roughly two       2     (three) of the world's total length of high-speed rail lines.

Up to now , China has built the largest high-speed rail network worldwide. The     3     (impact) go well beyond the railway sector. It also includes changed patterns of urban development, increases in tourism, and growth of regional economy.     4     (boost) regional integration and economic growth, plans for high-speed maglev (磁悬浮) lines with trains traveling       5    a speed of 600 kph or more are taking shape in more Chinese cities.

“China started operating its first maglev railway more than a decade ago. Nevertheless, for lack of critical technologies at that time, we only concentrated on conventional high-speed rail, said Sun Zhang,     6    is a leading railway specialist. But the research team       7     (lead) by him, tried their best to learn advanced technologies from foreign countries and eventually developed our own innovations, greatly       8     (transform) our way of life.

There is no denying that all of these achievements make our travel convenient and       9     (rely) , especially during “Chunyun”,     10    annual test on the China's transportation system. Thanks to “China speed", people can go back home for reunions with families and friends in time.

The main reason     1     China’s ancient civilization has continued all the way through into modern times has been the Chinese writing system. At the beginning, written Chinese was a picture-based language, which     2     (date) back several thousand years to the use of longgu. Symbols were carved on animals’ bones and shells by ancient Chinese people. Over the years, the system developed into different forms as it was     3     time when people were divided geographically,     4     (lead) to many kinds of dialects and characters. Emperor Qinshihuang united the seven major states into one     5     (unify) country, making the Chinese writing system begin to develop     6     one direction. It was of great     7     (important) in uniting the Chinese people and culture. People in modern times can read the classic     8     (work) written by Chinese in ancient times. Nowadays, Chinese calligraphy has become an important part of Chinese culture. As China plays a greater role in     9     (globe) affairs, a large number of international students are beginning to appreciate China’s culture and history through this amazing language.

Chinese Teachers’ Day is the very festival     1     celebrates the 2,300-year tradition of respecting teachers and education in China. It bears much     2     (similar) to the birthday of Confucius or the birthday of private school tutor in ancient China.

The history of Chinese Teachers’ Day dates back to the Han Dynasty. During the Han and Jin dynasties, on August 27 each year, the birthday of Confucius,     3     (follow) by court officials, the emperor would go to Confucius’ temple to show respect for the ancient philosopher,     4     would also invite royal teachers to the imperial (皇家的) court for a banquet. Local     5     (chief) followed the court, and on this day, teachers around the nation enjoyed a day’s vacation and were given dried meat as gifts.

With local officials or the emperor     6     (lead) a series of activities, the capital, all states and counties would also stage sacrificial (祭祀的) ceremonies     7     (admire) Confucius. Excellent-performing teachers would     8     (choose) from academies and learning institutions nationwide, reporting to the royal court and given 500 liang silver coins as awards.

Until the Qing Dynasty, the sacrificial ceremony, on August 27, was of     9     larger scale. The teachers’ salaries in schools and academies. around the nation were raised and well-performing teachers would be awarded official titles or promoted to     10     (high) positions.