气压焊光斑的产生部位（）。
A、轨头和轨底
B、轨腰
C、轨底脚
D、轨头颚部
参考答案：A
阳虚发热证的病机为
A．血虚失养，阴不配阳B．阴虚阳盛，虚火内炽C．气郁日久，化火生热D．肾阳亏虚，火不归元E．中气不足，阴火内生
—There _______ a baseball game this evening.
—Exciting news.
A. will have B.is going to be C.is going to have
