Many people have a dream to study in a foreign country. Among the countries around the world, America is one of 【小题1】 (popular) choices. But 【小题2】 you decide to study in the US, you should know where to go. Let’s look into Seattle (西雅图), which is more exciting than any other city in America.

Seattle is a large coastal city. Because of 【小题3】 (it) green forests, Seattle is a good place to have outdoor activities, such as camping, 【小题4】 (swim) and so on.

There 【小题5】 (be) always something to do in Seattle. For example, it is always interesting 【小题6】 (enjoy) the film festivals, fan clubs and concerts there. The Seattle International Film Festival will be the twentieth festival this year. 【小题7】 (hundred) of actors and actresses 【小题8】 (come) here at that time.

Once you choose to study in Seattle, it is necessary to have 【小题9】 university experience here. In fact, Seattle is the home to lots of famous universities which will surely meet your needs.

Do you want to learn much information 【小题10】 Seattle? Please search on the Internet.

London, a European city, is the capital of England. It is 【小题1】 big and famous city with a long history. There are many people in this city and they are 【小题2】 (friend) and helpful. They are always happy 【小题3】 (tell) visitors about their city.

The weather in London is nice. In winter it’s not very cold and in summer it’s not very hot 【小题4】 because the city is near the sea. But London is also a foggy (有雾的) city and it often has 【小题5】 days. People there often go out 【小题6】 an umbrella.

The Thames River runs through London from west to east. So the city 【小题7】 (have) two parts: the South and the North. You can have a great time 【小题8】 (visit) those famous shops, big parks and interesting places in both of the two parts.

London is also a beautiful city. When you take a trip in London with 【小题9】 (you) friends, you can enjoy the beauty of places of interest (名胜古迹) like Buckingham Palace, the Tower Bridge of London and the London Eye and feel quite relaxed (放松的). You can also go boating and fly kites in the City Park. It is 【小题10】 (real) a wonderful place.

Have you ever visited Longmen Grottoes（龙门石窟）or Yungang Grottoes? Around 1, 800 years ago, Chinese artists 【小题1】（create）grotto statues（雕像）in mountains. Over the years, these statues have been through earthquakes, floods and wars. Now 【小题2】 the 21st century, however, they are facing much 【小题3】（big）problems. Too many tourists go to visit those grottoes every year and this 【小题4】（certain）does harm to the grotto statues. Do you know how?

According to a study, the CO₂ that visitors breathe out has made the air more acidic（酸性的）. Also, visitors bring in microorganisms（微生物）. Because of these, the grotto statues are in a 【小题5】（danger）situation.

Behaving（表现）badly can cause harm to the grotto statues as well. Too many visitors touch the grotto statues and cause 【小题6】（they）surfaces to change color.

When we visit the grottoes, we can often see a sign saying, “No Flash（闪光灯）!” or “No Photos!”. This is 【小题7】 the strong light can be bad for the statues, especially those with color. The light can make it easy for them to lose their color.

【小题8】（protect）those ancient cultural treasures, recently China has asked the workers who take care of those grottoes to control 【小题9】 number of visitors. And tourists are encouraged to book（预定）【小题10】（ticket）on the Internet and stay away from busy hours when visiting.