权力集中的单一制国家,其财政支出占国内生产总值的比重( )。
A.较高
B.较低
C.固定不变
D.波动较大
参考答案:A
下列哪项对患者最不利
A.长时间低头伏案写作
B.枕头过高
C.头过度后伸
D.颈部突然前后摆动
E.牵引
It is certain that he will his business to his son when he gets old. [ ]
A.take over
B.think over
C.hand over
D.go over