腰椎穿刺术下列哪项不是禁忌证（）
A.颅内压增高
B.后颅窝肿瘤
C.脊椎结核
D.穿刺部位有感染
E.发热、菌血症
参考答案：E
小题1:The parents and children can select reading materials in _________.
A．East Hills
B．Summer Reading Club
C．Green Island
D．Readers’ Service Center小题2:Students can take part in _______ activities in Summer Reading Club.
A．drawing
B．singing
C．swimming
D．dancing小题3:Story time activities are held on ________.
A．Friday 10:00 a.m.
B．Tuesday 10:00 a.m.
C．Monday 10:30 a.m.
D．Wednesday 10:30 a.m.
常见的多次波有几种？
