C.Political science.

听第10段材料,回答第17至20题四个小题。

17.What happened to the speaker 12 years ago?

A.He had no idea about the future.

B.He planned his future well.

C.He invented many things.

18.What's the speaker interested in?

A.Playing basketball.

B.Painting.

C.Computers.

19.What does the speaker think is important?

A.Waiting for the luck.

B.Creating the future.

C.Predicting the future.

20.What should you bring forward according to the speaker?

A.Friends.

B.The invention.

C.The lessons.

第二部分 阅读理解（共两节，满分40分）

第一节（共15小题；每小题2分，满分30分）

阅读下面短文，从每题所给的四个选项（A、B、C和D）中，选出最佳选项，并在答题卡上将该项涂黑。

Without proper planning，tourism can cause problems.For example，too many tourists can crowd public places that are also enjoyed by the inhabitants of a country.If tourists create too much traffic，the inhabitants become annoyed and unhappy.They begin to dislike tourists and to treat them impolitely.They forget how much tourism can help the country's economy.It is important to think about the people of a destination(目的地)country and how tourism affects them.Tourism should help a country keep the customs and beauty that attract tourists.Tourism should also advance the well being(health and happiness)of local inhabitants.

Too much tourism can be a problem.If tourism grows too quickly,people must leave other jobs to work in the tourism industry.This means that other parts of the country's economy can suffer.

On the other hand,if there is not enough tourism，people can lose jobs.Businesses can also lose money.It costs a great deal of money to build large hotels，airports，air terminals，first－class roads，and other support facilities(设施)needed by tourist attractions.For example，a major international－class tourism hotel can cost as much as 50 thousand dollars per room to build.If this room is not used most of the time，the owners of the hotel will lose money.

Building a hotel is just a beginning.There must be support facilities as well，including roads to get to the hotel，electricity, sewers(阴沟)to handle waste，and water.All of these