Teachers recommend parents their children under 12 to ride bicycles to school for safety.
He has three children, are doctors.
Not only ,but he himself was badly beaten up.
With nothing ________ to burn, the fire became weak and finally died out before the firefighters came.
When _____ about the secret of his success, Steven gave us a smile and said nothing .
—Oh, it’s you! I _____ you. —I’ve just had my hair cut, and I'm wearing new glasses.