Jack has had no________ experience of this kind of job, but he got the job offer just due to his honesty.[ ]

A. previous  

B. obvious

C. cautious

D. precious

农业社会的基本特点有()。

A．以农业为主的产业结构

B．农民是其主要职业

C．家庭是生活单元

D．质朴的文化

E．复杂的社会关系