【单选题】第一次选择“文件”→“保存”菜单命令,打开( )对话框。
【单选题】王奶奶.74岁,记忆力进行性下降10年。近年来常因忘记关煤气而引起厨房失火,不知如何烹饪,熟悉的物品说不出名称,只会说“那样东西”.夜间定向隙碍,行为紊乱,其肌力正常,无共济失调。对其照顾者和家属的指导不妥的是
【单选题】腭部的发育在胎儿期开始阶段完成,此期指受孕后
【单选题】下列说法中正确的是( )
B.
人体中含有多种元素,它们的多少直接影响着人体健康
【单选题】The teacher paced and rubbed the chalk between her fingers.
A.
the speed at which something happens or is done.
B.
a single step taken when walking or running
C.
(to) walk at a steady and consistent speed, especially back and forth and as an expression of one’s anxiety or annoyance
D.
(to) change quickly in response to something else that is changing
【单选题】第一次选择“文件”一“保存”菜单命令,打开( )对话框