A true friend is the one that is coming in the door while else is going out.
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.
Over the past decades, sea ice _____ in the Arctic as a result of global warming.