15． From the passage，we can learn _________ ．
- A one shouldn’t criticize others very often
- B one should often make his windows clean
- C one must judge himself before he judges others
- D one must look at others through his dirty window
搜答案，更轻松！
15． From the passage，we can learn _________ ．
15．C【解析】最后一段点出文章的主旨，我们在评价别人之前应先看看自己做得如何．