[单项选择]Strange things happen to time when you travel, because the earth is divided into twenty-four time zones, one hour apart. You can have days with more or fewer than twenty-four hours, and weeks with more or fewer than seven days.
If you make a five-day trip across the Atlantic Ocean, your ship enters a different time zone every day, As you enter each zone, the time changes one hour. Traveling west, you set clock back; traveling east, you set it ahead. Each day of your trip has either twenty-five or twenty-three hours.
If you travel by ship across the Pacific, you cross the International Date Line. By agreement, this is the point where a new day begins. When you cross the line, you change your calendar one full day, backward or forward. Traveling east, today becomes yesterday; traveling west, it is tomorrow.
The International Date Line is the name for ______.
A. the beginning of any new time zone
B. any point where time changes by one hour
C. the point where a new day starts
D. any time zone in the Pacific Ocean

[填空题]Strange things happen to time when you travel, because the earth is (11) into twenty-four time zones(时区), one hour separate. You can have days with more or (12) than twenty-four hours, and weeks with more or fewer than seven days. If you make a (13) trip across the Atlantic Ocean, your ship enters a different time zone every day. As you enter each zone, the time (14) one hour. Traveling west, you set your clock back; traveling east, you set it ahead. Each day of your trip has (15) twenty-five or twenty-three hours.

[单项选择]Are you happy Do you remember a time when you were happy Are you seeking happiness today
Many have sought a variety of sources for their feeling of happiness. Some have put their heart and efforts into their work. Too many turned to drugs and alcohol. Meanwhile, untold numbers have looked for it in the possession of expensive cars, exotic vacation homes and other popular "toys". Most of their efforts have a root in one common fact: people are looking for a lasting source of happiness.
Unfortunately, I believe that happiness escapes from many people because they misunderstand the journey of finding it. I have heard many people say that, "I’ll be happy when I get my new promotion," or "I’11 be happy when I get that extra 20 pounds." It is dangerous because it accepts that happiness is a "response" to having, being or doing something.
In life, we all experience stimulus and response. Today, some people think that an expensive car is stimulus. Happiness is a respons
A. are not happy when they work hard
B. are not happy when they drink or take drugs
C. all desire exotic vacation homes
D. are happy when they possess their own expensive cars

[填空题]When you travel abroad, you can judge whether the country is rich or poor by seeing wealth-- ______ instead of looking at people’ s account.

[填空题]The third stage of NREM is the time when you dream.