Younger Scout： How can I tell the difference between a mushroom and a toadstool？

Older Scout： Just eat one before you go to bed. If you wake up the next morning， it was a mushroom.

蘑菇與毒蕈

年少的童子軍：我怎樣才能把蘑菇和毒蕈區(qū)別開呢？

年長(zhǎng)的童子軍：上床前吃一個(gè)。如果你第二天早上醒來，那就是蘑菇。