There is no to worry. He is old enough to take care himself.A, difference B, need C, possibility D, sense
_____ is a good form of exercise for both young and old.
“May I take your order now?” “We’d like three black _______ and two green _______.”
She raised her finger to her lips as _____ for silence.
Jim is ______ person, and everyone is willing to be ______ with him.
By all _______, you must try every _______ to help him.