3周前刚注射过丙种球蛋白的儿童要注射麻疹疫苗应推迟（）
A.4周
B.2周
C.3个月
D.6个月
E.2个月
参考答案：C
---Sorry, sir. I can't answer this question.
---Well, you are supposed ______ this part of history.
A．reading
B．to be reading
C．to read
D．to have read.
巨大儿为（）
A.妊娠期高血压疾病并发症
B.妊娠合并糖尿病易并发
C.妊娠合并心脏病易并发
D.妊娠合并重症肝炎易并发
E.妊娠合并前置胎盘易并发
