下面列出的几种语言中，( )是关系数据库的标言。A．C B．FORTRAN C．S 发布时间：2018-01-09 20:58 │ 来源：www.tikuol.com 题型：单项选择题 问题： 下面列出的几种语言中，( )是关系数据库的标言。A．CB．FORTRANC．SQLD．PASCAL
题型：单项选择题 完形填空。 There are many people in the world now. There 1 a lot more people next century. So the earth will be very 2 and there will be a little room for each person. Maybe there will be only 3 room on the earth in 600 years. That will be a very serious 4 . So man is 5 of a way to solve the problem. The moon is the satellite (卫星) of the earth. Man will probably go to 6 there some day. But there is no air, no plants and no life on the moon. So 7 are doing experiments in many ways. They 8 solve many problems 9 man can live on the moon. I'm sure our dream will 10 next century. Do you think so? ( )1. A. are ( )2. A. small ( )3. A. standing ( )4. A. example ( )5. A. saying ( )6. A. see ( )7. A. tutors ( )8. A. may ( )9. A. before ( )10. A. come in B. will be B. popular B. sitting B. fact B. telling B. sleep B. adults B. have to B. after B. arrive at C. has C. crowded C. bed C. question C. thinking C. work C. astronauts C. could C. since C. come true D. will have D. noisy D. bath D. problem D. knowing D. live D. scientists D. are able to D. till D. become real 查看答案
题型：单项选择题 2011年中央电视台春节文艺晚会期间的广告招标活动再次受到媒体和一些有实力商家的高度重视。企业做广告的根本目的在于[ ]A、顺利让渡使用价值，实现商品的价值B、增加商品的价值量C、提高企业和产品的知名度D、让消费者享有知情权 查看答案