利用井温测井曲线寻找产液层时,一般应在()。
参考答案:温度急剧升高的开始处
Mrs. Jenny gave us _________ on how to learn English well.[ ]
A. some advices
B. many advices
C. some advice
D. an advice
Which of the following accounting variables is least likely to be manipulated
A. Net income. B. Depreciation expense. C. Sales.