对保护帮助者的要求有哪些?
参考答案:
(1)要有高度的责任感
(2)要掌握过硬的保护与帮助
(3)要熟悉动作的技术
(4)要了解练习者的情况
One reason for Mary's preference for this senior high school is _____ she can have access to outstanding
teachers and plentiful learning resources. [ ]
A. why
B. how
C. what
D. that
对于一个工区地震构造图的编图层次多少由什么确定?