当今,考虑到安全等因素,兰德公司一般不为其他国家服务。
参考答案:错
—I heard that Mary won the prize of the ecology contest.
—________ She was not interested in it at all.[ ]
A. You're kidding!
B. So what?
C. Why not?
D. Not really.
下列哪些不是锥体外系统体征()
A.静止性震颤
B.折刀样肌张力增高
C.慌张步态
D.面具脸
E.传导束型感觉障碍