【简答题】_ 小题1:___There were few people on the earth, and natural resources seemed to be unlimited. Today things are different. The world has become too crowded. We are using up our resources too quickly, and ...
【单选题】Reading Comprehension (1) People today are still talking about the generation gap(代沟). Some parents complain that their children do not show them proper respect, while children complain that their par...
【简答题】完形填空。 Most people want to work, but it is 1 in today's world to find work for everybody. The economics(经济)of the world need to 2 by 4% each year 3 the old number of jobs for people.Often this is not ...