请分别用这两个词组造句：make for,make out

1. I can't make out the meaning of this passage.我不能理解这段文章的意思.
2. I can't make out his handwriting.我认不出他的字迹.
3. I make out a bammboo thicket over there.我隐约看见那边有一片竹林.
4.Cultural exchanges make for mutual understanding. 文化交流有助于相互了解.