Obviously television has both advantages and disadvantages.
In the first place, television is not only a convenient source of entertainment, but also a comparatively cheap one. With a TV set in the family people don’t have to pay expensive seats at the theatre, the cinema, or the opera. All they have to do is to push a button or turn a knob, and they can see plays, films, operas and shows of every kind. Some people, however, think that this is where the danger lies. The television viewers need do nothing. He does not even have to use his legs if he has a remote control. He makes no choice and exercises, no judgment. He is completely passive and he has everything presented to him without any effort on his part.
Television, it is often said, keeps one informed about current events and the latest developments in science and politics. The most distant countries and the strangest customs are brought right into one’s sitting room. It could be argued t
A. To arouse the reader's concern.
B. To introduce the theme of the whole passage.
C. To summarize the whole passage.
D. To state the primary uses of TV.
Text 2
The U.S. government has recently helped people learn more about the dangers of earthquakes by publishing a map. This map shows the chances of an earthquake in each part of the country. The areas of the map where earthquakes are most likely to occur are called earth quake "belts" where government is spending a great deal of money and is working hard to help discover the answer to these two questions;
1. Can we predict earthquakes
2. Can we control earthquakes
To answer the first question, scientists are looking very closely at the most active fault(断层) systems in the country, such as the San Andreas fault in California. A fault is a. break between two sections of the earth’ s surface. These breaks .between sections are the places where earthquakes occur. Scientists look at the faults for changes, which might show that an earthquake was about to occur. But it will probably be many years before we can predict earthquakes
A. an active fault system
B. a place where earthquakes have been predicted accurately
C. a place where earthquakes have been controlled'
D. the location of the Rocky Mountain
我来回答: