【简答题】阅读理解。 A Key Deer A Key deer is a small deer. It is about the size of a large dog. Sometimes it is called a 'toy deer'. This deer lives in only one place in the world. That place is Florida. Not long a...
【单选题】某药有效期至2009年12月,则该药物可使用到()。
【简答题】2009年8月1日是星期六,请问,12月3日是星期几?12月13日呢?
【简答题】2009年12月1日是星期二,那么2009年12月16日是星期( )
【简答题】阅读理解。 Earthquakes are something that people fear. There are some places that have few or no earthquakes. Most places in the world, however, have them regularly (有规律的). Countries that have a lot of ear...
【单选题】2009年8月12日出票的商业汇票,到期日为2009年12月14日。权利消灭时效期限是()
【单选题】G-protein-coupled receptors (GPCRs) form the largest family of cellsurface receptors. There are more than _____ GPCRs in humans, and mice have about 1000 involved in the sense of smell alone. These re...