对单位和个人给予职业培训补贴实行（）的办法。
A.先行补贴
B.预支补贴
C.实报实销
D.先垫后补
参考答案：D
---Excuse me, does Mr. Zhang’s son live here?
---He________ be here, but he has moved?
A．used to
B．was used to
C．got used for
D．did use to
影响坯釉适应性的因素有哪些？各因素对坯釉适应性的具体影响？
