为着重解决二级构造带的油气聚集问题而部署的井属于()井。
A.地质
B.预探
C.评价
D.参数
参考答案:B
痞满的基本病位在()。
A.肝脾
B.脾胃
C.胃
D.脾
E.肝胆
--- Have you been to the Great Wall?
--- Perhaps not in my memory. _________, it might have been during my early childhood. [ ]
A. If any
B. If ever
C. If not
D. If possible