单项选择题
A．Break the top off. B．Use the mouth. C．Step by step. D．Put it on the floor.
A．It was Tom who suggested that I open the bottle. B．I opened it easily without any help. C．I put it between my knees and began to pull. D．The guests gave me many helpful suggestions.
A．Ties. B．Books. C．Handkerchiefs. D．Pairs of socks.