对支原体肺炎具有重要诊断意义的是（）
A.多发于冬春季
B.症状轻
C.两肺或一侧肺阴影
D.冷凝集试验阳性
E.高热、呼吸困难
参考答案：D
By age 7 months, an infant most likely will develop which of the following motor skill
A. Walk with one hand held.B. Eat successfully with a spoon.C. Stand while holding onto furniture.D. Sit alone using the hands for support.
慢性脑病综合征常见的症状有（）
A.意识障碍
B.智能减退
C.幻觉、妄想
D.人格改变
E.恐怖性幻视
