【答案解析】[解析] In the education circles, homework opponents argue that homework damages the physical, emotional, and mental health of children, by reducing the amount of time they have to play and get fresh air. (32 words)
【答案解析】[解析] Most of us tend to believe that competition is good, and that competition fairly handled can generally stimulate more efficiency in production, greater efforts to improve products and lower prices for consumers. (32 words)
【答案解析】[解析] Intellectual property crimes are not victimless. The theft of ideas and the sale of counterfeit goods threaten economic opportunities and financial stability, suppress innovation and destroy jobs. (27 words)
【答案解析】[解析] People now sleep about 20% less than they did a century ago. One 2010 poll of 1, 000 Americans found 36% are drowsy or fall asleep when they are driving, and 29% become very sleepy at work. (36 words)
【答案解析】[解析] Destabilizing factors and uncertainties are clearly on the rise in our regiorl The impact of the international financial crisis can still be felt. And problems such as the terrorist forces and drug trafficking are becoming more pronounce&