[单项选择]The modern technology revolutionized the way we communicate;______, video-conference, internet-phone, and all the other multimedia extend our global communication.
A. moreover
B. consequently
C. for example
D. nevertheless

[单项选择]The computer has changed the way we work, team, communicate, and play; Virtually ewery kind of organization throughout the world conducts business with computers. Students, teachers, and research scientists use the computer as a learning tool. Millions of individuals and organizations communicate with one another over a network of computers called the Internet. Computer games entertain people of all ages.
Almost all computers are electronic digital computers. They are electronic in their use of electric current(电流) to carry information. They are digital in. that they process information as units of electric charge representing numbers. The word digital means having to do with numbers. To enable a computer to process information that is not numerical — such as words, pictures, or sounds — the computer or some other &vice must first digitize: that information. A device digitizes information by translating it into charges that represent numbers. After the computer processes the digit
A. digital computers
B. the future of computer
C. computer science
D. computer and teachers.

[单项选择] We are all conditioned by the way we are brought up. Our values are determined by our parents, and in a larger sense, by the culture in which we live. The Chinese, for example, are not accustomed to the drinking of milk, and may actually become sick if they are compelled to drink a glassful of the beverage. Americans, on the other hand, thrive on milk, although they have many taboos of their own. Some years ago I gave a dinner party during which I served a delicious hors d’’oeuvre filled with a meat that tasted somewhat like chicken. My guests wondered what the meat was, but I refused to tell them until they had eaten their fill. I then explained that they had just dined on the flesh of freshly killed rattlesnake. The reaction was nausea--and in some cases violent vomiting. If I had served rattlesnake to a Chinese, he would doubtless had requested a second helping, for in China the dish is considered a delicacy. Another interesting case is the young man I met recently in New
A. tasty
B. bitter
C. healthful
D. unappetizing