肌张力障碍的药物治疗可采用（）
A.苯海索
B.地西泮
C.硫必利
D.氟哌啶醇
E.普拉克索
参考答案：A, B, C, D
The poor boy _____ the test again; in that case, his mother will be very disappointed.
A．must have failed
B．might fail
C．could have failed
D．should fail
下列关于库氏呼吸的描述，正确的是
A．呼吸与呼吸暂停相交替
B．呼吸变深，节律
C．呼吸急促，有屏气现象
D．呼吸急促，快慢不一
E．呼吸表浅，频率较快
The poor boy _____ the test again; in that case, his mother will be very disappointed.