Cavities have become rarer in the developed countries and more people will be able to eat with their own teeth throughout their life.

Japan is ahead of other advanced countries in electronics.

Japanese cameras, cars, and hi-fi equipment are used widely abroad, and few modern industries can manage without advanced electronic equipment developed in Japan.

Many developed countries are faced with financial crises.

While the birth rate is intended to be decreased in developing countries, that of developed nations is selfishly planned to be increased, resulting in the difficulty of getting mutual consent.

Advanced countries must give aid to developing countries.

The countries should aid the countries much more.

The leaders of seven industrial democracies will meet in Okinawa in 2000.

The world needs to change its thinking and behavior, especially in the developed nations.

Until quite recently, people in developed countries didn't care much about the environment.