不属于地西泮药理作用的是
A．镇静、催眠、抗焦虑作用
B．抗抑郁作用
C．抗惊厥作用
D．中枢性肌肉松弛作用
E．抗癫痫作用
参考答案：B
方程（x-2）2 = 3（x-2）的根是[ ]
A. 2
B. -2
C. 2或-2
D. 2或5
-Are those your computers?
-__________.[ ]
A. Yes, they are
B. No, they are
C. Yes, these are
D. They are
