以下教育规划工具中,能够实现风险隔离的是()。
A.教育储蓄
B.定息债券
C.共同基金
D.子女教育信托基金
参考答案:D
While working outdoors, Linda was ________ by the heat and fell to the ground, unconscious.
A.astonished
B.depressed
C.overcome
D.hit
()锥形惚钻按其锥角大小可分60°,75°,90°和120°等四种,其中_使用最多。
A.60°
B.75°
C.90°
D.120°