1. 【2015.11.14】which of the following classes would you be more interested in taking： world economics, environmental science, or art history.
2. 【2015.6.13】 Research shows that people are supposed to sleep for at least 8 hours a day, but as a matter of fact, some people sleep for only 6.5hours. What do you think is the impact of sleeping to people’s lives? Use specific details and examples to explain your answer.
1. Agree or disagree：children are leading much easier lives than adults.
1、 Students should spend a year to travel or to work before they go to college.
2、Some people think it is the best approach for students to learn if schools start a day at an early time. But others think the school starts the day at late time. Which one do you prefer?