单项选择题
A．she learned to use scales B．she worked as an actress C．she went to work with her aunt D．she used toothpicks and candy to build a bridge
A．today’s B．yesterday’s C．tomorrow’s D．poor
A．help to keep your energy for the day’s work B．help you to control your temper early in the day C．enable you to concentrate on your routine work D．keep your energy cycle under control all day