当我打开盒子时，一个小丑突然弹了出来。

A clown ___popped out when I opened the box.

他抽屉里的文件太多了，有几张已经突出来了。

There are so many files in his drawer that some ___pop out.

我得出去一下，忘记买牛奶了。

I need to ___pop out for a moment, I forgot to buy milk.

看到价格时，他的眼睛差点瞪出来。

His eyes nearly ___popped out when he saw the price.