It's not a good place to ______ the road. [ ]
A. across
B. cross
C. through
D. over
答案:B
在顺序表(3,6,8,10,12,15,16,18,21,25,30)中,用二分法查找关键码值11,所需的关键码比较次数为( )。
A.2
B.3
C.4
D.5
平肝明目,治疗肝阳上亢眩晕宜选( )
A.白芷
B.荆芥
C.桑叶
D.葛根
E.菊花