位于两乳线中点取穴时可手用正或仰卧的姿势是为()穴位。
A、膻中
B、神封
C、乳根
D、天地
参考答案:A
The singer said that she wasn’t feeling well that night,_______?
A.didn’t she
B.did she
C.wasn’t she
D.was she
四班三运转轮休制的循环周期不可能为( )天。
A.4
B.6
C.8
D.12