下列哪项非行针辅助手法：（）。
A.震颤法
B.提插法
C.捻转法
D.搓柄法
E.循法
参考答案：C
— How long is it ______ you picked up your badminton training?
— It was not until my finance became better in last December ______ I started the training.
A．before; when
B．until; that
C．that; when
D．since; that
下列物质中，光合作用暗反应阶段所必需的是（）
A.叶绿素
B.ADP
C.ATP
D.O2
