在小学英语中，常见的含有"for"的短语有：
You asked for it.你自找的!
It's for your own good.这是为你好。
You're too good for me.我配不上你。
Sorry I took you for someone else.我认错人了。
You are in for a treat.你肯定会满意的。
wait for sb.等某人
leave...for...离开某地到某地
look for寻找
thanks for sb.感谢某人
buy...for sb.买给某人
apologize for为...道歉
thank you for感谢
prepare for为...作准备
provide for为...提供
这些短语在日常英语交流中非常实用，掌握它们有助于提高英语表达能力。建议学生在学习过程中多加练习，并在实际语境中灵活运用这些短语。