有两根木棒(如下图),长分别是44厘米和56厘米.要把它们截成同样长的小棒,不能剩余,每根小棒最长是____厘米?
晚安,妈妈。可以说:
已知随机变量x,y的值如表所示,如果x与y线性相关且回归直线方程为 y^ =bx+ 92 ,则实数b的值为( )
X
2
3
4
Y
5
6
请根据所听短文内容,将所缺信息填在题后对应的横线上,每空一词。
Li Wei's Hometown
Li Wei lives in a small village not ____ from the Yellow River.
There are many houses____ green trees along the road.
There are about ____ people in the village.
The village is famous for its ____.
In summer, many businessmen drive here to ____ fresh fruits.
读古诗《夜书所见》,把能搭配的词语用线连起来。
萧萧____ 挑促织
江上____ 梧叶
儿童 ____ 秋风