患者,女,30岁。失眠多梦,易于惊醒,胆怯心悸,遇事善惊,气短乏力,舌淡,脉弦细。其治选用
A.养心汤
B.酸枣仁汤
C.安神定志丸
D.琥珀多寐丸
E.朱砂安神丸
参考答案:C
一元二次方程3x(x-1)=2(x+2)-1化为一般形式是______.
Peter won't drive us to the station. He has __________ to take us all.
A.a very small car
B.too small a car
C.a too small car
D.such a small car