填空题

A: Spot Dictation
Directions: In this part of the test, you will hear a passage and read the same passage with blanks in it. Fill in each of the blanks with the word or words you have heard on the tape. Write your answer in the corresponding space in your ANSWER BOOKLET. Remember you will hear the passage ONLY ONCE.
We often hear and read about controversial issues in science and technology. For example, will radiation from electronic equipment (1) the environment Should the DNA samples of (2) be put into a computer data base so investigators can compare it to the DNA of blood at (3) Should medical scientists change gene structures to prevent (4) or to create more perfect human beings While people are arguing about these and other (5) , technology continues to influence every aspect of everyday life—the home health and education, (6) , and so on.
Some people carry on (7) with computers—their own or the ones available at (8) like cafes, social centers, libraries, and so on. Communicating with others on (9) or in (10) , computer users can get to know people they might never meet (11) Some look for (12) by computer: they might place (13) with photos on the screen or even produce (14) for their Websites. With (15) video connections, two people with cameras in their computers can see and talk to each other from (16) .
With modern telephone technology, most people stopped writing letters-especially personal letters and notes. But now, writing to communicate has returned (17) , or email, which is a way of (18) from one computer to another. When a computer is ready to mail a letter, it (19) —that is, a central computer that collects and distributes electronic information. Delivery time from the sender to the receiver is no more than a few seconds, even from one country to another. For some computer users, the wish to (20) with others makes them want to write better.