口腔颌面损伤后伤口愈合快、抗感染能力强是由于()
A.神经分布细密
B.肌肉的功能活动
C.血管分布成网状
D.咀嚼运动起促进作用
E.伤口暴露容易清洁
参考答案:C
完全随机设计资料方差分析的变异分解为()
A、
B、
C、
D、
E、
The boy wanted to ride his bike in the street, but his mother told him ________.
A.not do it
B.not to do
C.not to
D.do not to