夜晚的森林里，狮子的吼声回荡在山谷中。

In the dark forest, the lion's ___roars echo through the valley.

老师在嘈杂的教室里大声吼出作业要求。

The teacher ___shouts the homework instructions over the noisy classroom.

体育场里人群的欢呼声震耳欲聋。

The crowd ___roars with excitement in the stadium.

孩子们听到这个滑稽的故事时，都哈哈大笑起来。

The children ___roared with laughter when they heard the funny story.