I know ______ is important to know my own limitations, but _______ is difficult is to help others to know their own limitations.
. He told us that the girl was _______, so we went to save her.
Vitamin D helps our bodies make a special chemical, and this special chemical, _______, affects our brains, making us feel happy.
Do you know what use people _______ pines after they’re cut down?
My parents will move back into town in a year _______
. John, _______ money is no problem, still leads a simple life.