乔木
参考答案：
指枝干高大单一主干明显且高于5米以上的树木，如梧桐、水杉等。
The doctor recommended that you _____ swim after eating a large meal.[ ]
A. wouldn't
B. couldn't
C. needn't
D. shouldn't
儿癫痫应于下列哪些疾病相鉴别()
A．屏气发作
B．习惯性阴部摩擦
C．晕厥
D．睡眠障碍
E．癔病性发作
