Vegetables _____many kinds of vitamins and many other useful materials, so we must eat them______.
After days of fantastic space trip, the three astronauts walked out of the spaceship, _______.
It takes _______ money to help those in need; it also takes love.
Often he______ sit for hours doing nothing at all when he was in low spirits.
What he had said and done in the school ______ his parents and teachers.
—What are you anxious about? —_______.