A hard-working man ______ become a great scientist, but a great scientist _______ be a hard-working man.
This is ________ one-eyed sick animal that needs ________ X-ray.
—What would you like,sir? —.
She had a stomachacheshe ate something bad.
—Mr. Li is ill in hospital. His daughter is looking after him. —.
,is there a restaurant in the neighborhood?