一个盛水的圆柱形容器，底面直径是8厘米．把一个物体浸没在水中后，水面上升3厘米（水没有溢出）．这个物

简述新疆细毛羊特点。

羊的有髓毛分为()、()和()三层。

绵羊配种时间确定依据是什么？

羊适宜的输配时间应在什么时候？

Which of the following is correct about this passage？

A．Some offensive breath can"t easily be cured.

B．Heavy drinkers are less affected by bad breath.

C．Elderly people are less affected by bad breath.

D．Offensive breath is less affected by alcohol.

请帮忙给出正确答案和分析，谢谢！