Don’t use water to put out the fire if oil catches fire. As is known, oil ____ float on water.
We would like to drop in at your house if ___________
The water in this glass is too hot. I prefer some cold______ water.
_________with a difficult situation , Tom decided to ask his boss for advice.
The last one ______ pays the meal. Agreed !
There is no doubt _____ he’s an honest boy ,so there is no doubt _____ his honesty.