狼在月光下嚎叫。

The wolf ___howls in the moonlight.

狗在暴风雨中害怕得嚎叫起来。

The dog ___howls in fear during the thunderstorm.

暴风雨中，狂风在电线间呼啸而过。

During the storm, the wind ___howls through the power lines.

当老师不小心把粉笔掉在地上时，全班同学都哄堂大笑。

The whole class ___howls with laughter when the teacher accidentally drops the chalk.