海相地层沉积环境（），陆相地层沉积环境（）.
参考答案：相对稳定；相对动荡。
2012 is really a wonderful disaster film. I it just now and still feel frightened at present. [ ]
A. will see
B. saw
C. see
D. have seen
合同中含有Party A will process the under-mentioned goods with materials supplied by Parry B.”时，报检单中的“贸易方式”，应填______
A．一般贸易 B．外商投资 C．无偿援助 D．来料加工
