切割注水就是利用（）排将油藏切割成为较小单元。
A、注水井
B、自喷井
C、抽油机井
D、油井
参考答案：A
— When would it be for you to go to the science museum with me?
— I am free this Friday afternoon. Let’s meet at 2 p.m. at the school gate.
A．convenient
B．pleasant
C．necessary
D．familiar
为明确诊断GH缺乏性侏儒症，需做的兴奋试验有（）
A.胰岛素低血糖兴奋试验
B.精氨酸兴奋试验
C.左旋多巴兴奋试验
D.可乐定兴奋试验
E.GHRH兴奋试验
