slip

小心别滑倒；地板上有水。

Be careful not to ___slip; there's water on the floor.

小心别滑倒——地板上有水。

Careful you don't ___slip - there's water on the floor.

小心点，一些重要文件可能会从这个文件夹里滑落。

Be careful, some important papers might ___slip out of this folder.