What she have for lunch yesterday? [ ]
A. do
B. does
C. did
D. doing
答案:C
健康教育的最终目标是()
A.知识增加
B.信念增强
C.行为改善
D.态度转变
E.技能提高
一般情况下,宜在哪些部位设置沉降缝?