【简答题】如图,要测量河两岸相对的两点 , 的距离,可以在 的垂线 上取两点 ,使 ,再定出 的垂线 ,使 在一条直线上,这时测得的 的长就是 的长,为什么?
【判断题】In different situations, the question “Why don’t you close the door?” has different meanings. When a student just came into the classroom and left the door open. The teacher says this to the student. ...
【简答题】已知等差数列的通项为 ,则第5项与第6项之和为 .
【单选题】按照时间范围划分幼儿园具体教育目标,属于第四层次的是()
【单选题】在实际测量中,根据角度测量原理,竖轴必须处于铅垂位置,而 当仪器轴线的几何关系正确时,这个条件满足的主要前题是()。
【单选题】In different situations, the question “Why don’t you close the door?” has different meanings. When a husband always leaves the bathroom door open after he uses it, his wife is saying the sentence to h...
【单选题】Which of the following statements is the answer to the question “Why the bias” (Para. 5)?
A.
People find male voices are too bossy to offer any help.
B.
Male voices and female voices carry different levels of authority.
C.
Female voices are understood as a mixture of both assistance and independence.