下列哪项不是颅底陷入症的临床症状（）
A.共济失调
B.肌张力障碍
C.吞咽反呛
D.颅内压增高
E.癫痫
参考答案：E
―Do you like playing basketball?
―Yes, but I prefer rather than .[ ]
A. to watching TV, playing basketball
B. to watch TV, to play basketball
C. to watch TV, play basketball
D. watch TV, play basketball
对CTUD指令来说，当SV（）时，Cn状态为1。
A.=0
B.≥PV
C.＜PV
D.＞PV
