简述健康监测作为儿少个人健康的含义。
参考答案：
①生长发育正常，水平良好；②各器官功能正常，身体没有病；③心理发育健康、精神活泼、情绪愉快、行为正常。
明代前期戏剧文学的创作为何不景气？
I'm ______ my book that I don't notice him stand beside me. [ ]
A. very absorbing
B. very absorbed in
C. so absorbed in
D. as absorbed in
