什么东西经常落下来却还不会受伤呢？

　　1、What is it that we have in December but that we don't have in any other month?
什么东西我们在十一月有但是其他任何月份都没有呢?


2、What is it that falls often but never gets hurt?
什么东西经常落下来却还不会受伤呢？


答案:
1、Letter D
字母D

2、Snow
雪