关于苯二氮革类的药理作用，正确的是
A．中枢性肌肉松弛作用
B．抗焦虑
C．镇静催眠
D．抗惊厥
E．抗抑郁
参考答案：A,B,C,D
The little boy sat _____ to his father and listened _______ with great interest.
A．close ; close
B．closely ; close
C．close ; closely
D．closely ; closely
表达式x．operator++( )还可写成 【13】 。
