练太极在内意的指导下,应做什么?
参考答案:内气上下贯通,缠绕运行,入于骨髓,充于肌肤,达于四梢,经丹窍,贯经穴,遍遍全身,使先天和后天混而合一,练就成一位混元气。
---What did the headmaster _______ at the meeting?
---Sorry. I left the meeting before he _______.
A .say, said B. say, spoke. C. speak, said. D. speak, spoke
在吊篮上电焊作业时,应做好绝缘措施,不得用什么作为接地线()。
A.铁管
B.电线
C.工作钢丝绳
D.安全钢丝绳