Advertisements provide us with much useful information.
Tourists have chance to experience a completely different culture.
It calls for the joint efforts of government and private sector.
People have become increasingly self-centered and greedy.
Certain news organizations have reputation for not presenting the news objectively.
The large amount of violence in films and on television constitutes a threat to society.
Globalization does not necessarily mean the loss of their national identity.
Artistic projects should be developed by the private sector for profit.
Internet exerts great negative impact on the innocent minds of the young.
The transportation of fruits and vegetables by air might enable people to have a variety of food choices.
Genetically modified plants are not as tasty as those grown in their original areas.
The most common reason for crime is poverty.
We have introduced many ways of controlling crimes.
We can access a wider variety of sources than the average library can provide.
Libraries are supposed to serve the entire community.
Some people have forgotten their own tradition， history and culture.