题型：填空题 为纪念建国60周年，中国人民银行发行金银纪念币一套。该套纪念币共5枚，其中金币3枚，银币2枚，均为中华人民共和国法定货币。该套纪念币在本质上是：A．价值符号B．商品C．货币D．一般等价物 查看答案
题型：填空题 我国现行环境标准的主要作用不包括（）。A.环境标准是国家环境保护法规的重要组成部分B.环境标准是环境保护行政主管部门依法行政的依据C.环境标准是衡量企业是否遵守道德的准则D.环境标准是进行环境评价的准绳 查看答案
题型：填空题 依据《危险化学品安全管理条例》的规定，()部门负责危险化学品的公共安全管理，负责发放剧毒化学品购买凭证和准购证，负责审查核发剧毒化学品公路运输通行证，对危险化学品道路交通运输安全实施监督，A.安全生产管理B.危险化学品监督管理C.公安D.国务院 查看答案
题型：填空题 完形填空。 James's New Bicycle James shook his money box again. Nothing! He carefully 1 the coins that lay on the bed.＄24. 52 was all that he had. The bicycle he wanted was at least＄90! 2 on earth was he going to get the 3 of the money? He knew that his friends all had bicycles. It was 4 to hang around with people when you were the only one without wheels. He thought about what he could do. There was no 5 asking his parents, for he knew they had no money to 6 . There was only one way to get money, and that was to 7 it. He would have to find a job. 8 who would hire him and what could he do? He decided to ask Mr. Clay for advice, who usually had 9 on mostthings. "Well, you can start right here," said Mr. Clay. "My windows need cleaning and my car needs washing." That was the 10 of James' s odd-job (零工) business. For three months he worked every day after finishing his homework. He was amazed by the variety (多样化) of 11 that people found for him to do. He took dogs and babies for walks, cleared out cupboards, and mended books. He lost count of the 12 of cars he washed and windows he cleaned, but the 13 increased and he knew that he would soon have 14 for the bicycle he longed for. The day 15 came when James counted his money and found＄94. 32. He 16 no time and went down to the shop to pick up the bicycle he wanted. He rode 17 home, looking forward to showing his new bicycleto his friends. It had been hard 18 for the money, but James knew that he valued his bicycle far more 19 hehad bought it with his own money. He had 20 what he thought was impossible, and that was worth even more than the bicycle. ( )1. A. cleaned ( )2. A. How ( )3. A. number ( )4. A. brave ( )5. A. point ( )6. A. separate ( )7. A. borrow ( )8. A. Or ( )9. A. decisions ( )10. A. beginning ( )11. A. presents ( )12. A. colour ( )13. A. effort ( )14. A. all ( )15. A. finally ( )16. A. gave ( )17. A. patiently ( )18. A. begging ( )19. A. since ( )20. A. understood B. covered B. Why B. part B. hard B. reason B. spend B. earn B. So B. experience B. introduction B. books B. number B. pressure B. enough B. instantly B. left B. proudly B. asking B. if B. dreamed C. counted C. Who C. little C. smart C. result C. spare C. raise C. For C. opinions C. requirement C. chances C. size C. money C. much C. normally C. took C. silently C. looking C. than C. achieved D. checked D. What D. rest D. unfair D. right D. save D. collect D. But D. knowledge D. opening D. jobs D. type D. trouble D. some D. regularly D. wasted D. tiredly D. working D. though D. learned 查看答案
题型：填空题 下列说法中正确的是（ ）A．溶液里各部分的性质是不相同的B．白磷的着火点是40°，把它浸在60°的热水里，即可燃烧C．能够加快化学反应速率的物质叫催化剂D．做实验时，在点燃可燃性气体之前，必须检验气体的纯度 查看答案