巨大的蘑菇云遮蔽了天空。

A massive ___mushroom cloud obscures the sky.

这道汤里加了新鲜的蘑菇，味道特别鲜美。

The soup tastes delicious with fresh ___mushrooms added in it.

疫情爆发后，网课的需求迅速增长。

The demand for online classes ___mushroomed after the pandemic outbreak.