诊断小儿结核性脑膜炎的主要依据是()
A.X线检查
B.病史和临床表现
C.结核菌素试验
D.脑液常规检查
E.脑CT扫描
参考答案:B
—Miss wang once art at Bardon School for ten years and now is a singer.
—No wonder I often hear her sing in the garden.
A.had taught
B.taught
C.is teaching
D.has been teaching
学前儿童精神压力的根源是什么?