【单选题】Television has changed the lifestyle. of people in every industrialized country in the world. In the United States, where sociologists have studied the effects, some interesting observations have been...
A.
advertisers are interested in experimenting with new ideas
B.
it is still at an early stage of development, compared with the radio
C.
the programs have to be developed in the interests of the sponsors for economic reasons
【简答题】Canada is a very large country.It is bigger than China.China is the third largest country in the world.Canada is the second largest.It has an area of nearly 10 million sq. km. Canada has a very long c...