【单选题】教学目标对整个教学活动具有引导和定向作用,只有确定了预期的教学目标,教学活动才会有明确的方向,这句话体现教学目标的( )功能
【单选题】She crept from the bed in the dark and fumbled for her dressing gown.
A.
reached for it in a hurry
B.
reached for it in an uncertain way
C.
reached for it in a clumsy way
D.
reached for it in a careful way
【单选题】She crept from the bed in the dark and fumbled for her dressing gown.
A.
reached for it in a hurry
B.
reached for it in an uncertain way
C.
reached for it in a clumsy way
【单选题】图示外伸梁,给出了1、2、3、4点的应力状态。其中图( )所示的应力状态是错误的。
【单选题】She crept from the bed in the dark and fumbled for dressing gown.
A.
reached for it in a hurry
B.
reached for it in an uncertain way
C.
reached for it in a clumsy way
【单选题】图示外伸梁,给出了1、2、3、4点的应力状态。其中图 所示的应力状态是错误的。【图片】
【单选题】以下不可以用作承载信息的载体的是________。
【判断题】支持高斯定律成立的两大物理基础是库仑定律,电厂叠加原理