题目

材料一:到2009年末，我国财政收入增速超过GDP增长率的局面已经持续了17年。财政收入占GDP的比重已由“九五”末期的10.3%上升到“十一五”初期的18.4%。与此同时，居民收入和劳动收入在国民收入分配中的比重出现了下降，职工工资总额占GDP的比重从“九五”末期的13.3%下降到“十一五”初期的11%。  改革开放之初，我国各行业间收入水平最高是最低的1.8倍，2008年我国20个行业门类中这一差距为4.77倍。目前，电力、电信、石油等垄断企业职工平均收入根据短文内容及首字母提示，填写所缺单词。How can we students keep ourselves safe? Here are some tips.On your way home or to school: Wait for the green traffic light, and look left and r 1. before you cross the road. If you see a car coming, don’t cross until it is really safe. Dress in bright colors, so the d 2. can see you clearly.At school: When students around you begin to push, try to hold onto something, or stay in a safer corner. If you fall d 3. in a crowded place, cover your head with b 4. hands.When there’s a fire: Stay c 5. and leave quickly. Use a piece of wet cloth to cover your mouth and n 6. so that you don’t take in smoke . If your clothes catch fire, please drop to the ground and roll from side to side to put out the fire.For eating: Wash f 7. like apples or grapes carefully before you eat them. Check the expiration dates（保质期）and if your food looks or smells t 8. , don’t eat it.For riding on the escalator（自动扶梯）: Hold onto the handrails（扶手）. It is d 9. to run up and down on them. You may fall down b 10. escalator steps（台阶）are not fit for running.Remember these tips as they may help you when you have difficulties.