苯二氮类镇静催眠药药理作用中,"诱导入睡和延长睡眠时间"属于()
A.抗焦虑
B.抗惊厥
C.抗癫痫
D.镇静催眠(首选)
E.中枢性骨骼肌松弛
参考答案:D
下列化学电池不易造成环境污染的是[ ]
A.铅蓄电池
B.锌锰电池
C.镍镉电池
D.氢氧燃料电池
I toured Zhangjiajie, I was deeply impressed with its beautiful scenery.
A.The first time
B.At first
C.For the first time
D.It was the first time