—Look! Someone ________ the floor.—Well, it wasn't me. I went shopping just now.
John is very. -if he promises to do something he'll do it.
I have reached a point in my life ______ I am supposed to make decisions of my own.
The doctor recommended that you swim after eating a large meal. A wouldn't B couldn't C needn't D shouldn't
The good thing about children is that they _______ very easily to new environments.
It took ______ building supplies to construct these energy-saving houses. It took brains, too.