【单选题】A manufacturer of hiking boots looks at data that indicate that their subsegment of the market called "serious hiker" is declining and is predicted to decline into the future. The firm decides to ente...
【单选题】(中国人民大学2015年)“地震”的构词方式属于合成词中的( )
【判断题】染色体的三大功能元件包括自主复制 DNA 序列, 着丝粒 DNA 序列和端粒 DNA 序列。
【单选题】染色体DNA的基本功能元件不包括( )。
【单选题】Can I have a window seat ______________ the train?
【简答题】Can I have a window seat ______________ the train?
【简答题】Can I have a window seat in the train?