单项选择。
"What's the matter with him?" "He ."[ ]
A. has the flu
B. is a student
C. is 13
答案:A
10个月男婴,不能独坐,眼距宽,眼裂小,鼻梁低平,皮肤细嫩,舌伸出口外,通贯掌,可能的诊断是( )
A.呆小病B.先天愚型C.佝偻病活动期D.苯丙酮尿症E.先天性脑发育不全
学之讲无稽,故村儒举目皆是。______