烧伤的后遗症主要是____和____。
参考答案:肥厚性瘢痕;挛缩
—Hello! May I speak to Mary?
—Yes. ________ Mary. [ ]
A. it is
B. I am
C. this is
D. he is
幼儿园学科()课程中教育活动的两种设计倾向是()与()。