胫、腓骨粉碎性骨折属于（）.
A.完全性骨折
B.不完全性骨折
C.稳定性骨折
D.不稳定性骨折
E.病理性骨折
参考答案：A, D
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.
一个完整的静电防护工作应具备哪些要素？
