fill in
1．fill completely填满
The workman dug a hole，mended the pipe， and then filled the hole in again．这位工人挖了一个洞，修好了管道，又将洞填了起来。
The ruts must be filled in so that traffic can pass．这些车辙必须填平，以便车辆能够通过。
2．write what is necessary on sth．such as a paper填写
You got the date wrong when you were filling in the check．你填写支票时，把日期弄错了。
When you get the application form，fill it in．当你拿到申请表时，要填好。
Fill in your name and address here．在这里写上你的姓名和地址。
3．pass time消磨时光
How am I going to fill in this afternoon now that he's not coming？既然他不来，今天下午我该怎么度过呢？
4．act as a replacement for；substitute暂时代替
I can't go to the meeting．Will you fill in for me？我无法参加那个会，你能代替我去吗？
While our teacher was ill， Mr．Wang filled in for him．当我们的老师生病时，王先生来代替了他。
I'll fill in if absolutely necessary．如果绝对有必要，我来补缺。
5． provide in full详尽提供
Can you fill in the details for us？你能向我们提供详细情况吗？