引发肉瘿的主要因素是：（）
A.情志内伤
B.肝肾不足
C.脾胃不和
D.气郁痰凝
E.心脾两虚
参考答案：D
With a lot of difficult problems ____ , the manager felt a heavy burden taken off his mind.
A．settled
B．to be settled
C．settling
D．to settle
肾气亏虚型胎儿生长受限的治法是（）。
A.益气养血，滋养胎元
B.温肾养血，固冲安胎
C.补肾益气，填精养胎
D.温肾扶阳，养血育胎
E.清热凉血，养阴安胎
