Now most families have only one child _____ our country’s one-child policy.
——Did you see a man in black pass by just now?——No,sir.I___________a newspaper.
Mike runs_________in our class.No one can catch up with him.
——Can I eat the cake,Mum?——Yes,you can._________you must wash your hands first.
——Did Linda have a good time in Beijing?——Yes.She enjoyed__________very much.
What happened_____Millie?