If someone spends his or her time, effort and money writing a book, for example, he or she deserves _______ for it.
A:paying
B:to pay
C:having been paid
D:being paid
There are three _______ assistants in the _______ shop.
在农业生产上,可通过移栽促进植物侧根的生长,这是因为在移植过程中能( )
神舟九号飞船座舱内的一种小型气体分析仪是根据苍蝇嗅觉器官的结构和功能仿制而成的,该生物技术属于( )
若loga3<logb3<0,则( )