[判断题]People move back to cities because they want to be closer to their offices.

[判断题]People move back to cities because they want to be closer to their offices.

[单项选择]Why do some people move back to cities
A. Because they want to be closer to their offices.
B. Because they can save time driving to work.
C. Because they can save on the cost of driving long distances to work.
D. Because they think it’s more convenient to live near the workplace.

[填空题]Why do people want visit Paris
Because the beauty of Paris ______ them.

[填空题]

Why do people want to use postcards Because they are ______.

[填空题]Why do people want to use postcards
Because they are__________.

[填空题]Because people have been paying too much attention to the sulphur particles and other pollutants, they overlooked another problem, global warming.

[单项选择]

Why are mobiles so popular Because people love to talk to each other. And it is easier with a mobile phone. In countries like Russia and China, people use tile mobile phone in places where there is no ordinary telephone. Business people, use mobiles when they’re traveling. In some countries, like Japan, many people use their mobile phones to send email message and access the Internet. They use a new kind of mobile phone called "i mode". You can even use a mobile phone to listen to music.
Mobile phones are very fashionable with teenagers. Parents buy mobile phones for their children. They can call borne if they are in trouble and need help. So they feel safer. But teenagers mostly use them to keep in touch with their friends or play simple computer games. It’s cool to be the owner of a small expensive mo- bile. Research shows that teenage owners of mobile phones smoke less. Parents and schools are happy that teenagers are safer and smoke less.

A. ordinary telephone service is available everywhere
B. people prefer mobile phones to ordinary telephones
C. mobiles are used in places without ordinary telephones
D. people use mobiles to send e-mail and access the Internet