单项选择题
A．shoot its back B．get behind it C．move it to the side D．move out of its way
A．a food shop B．a cafe C．a restaurant D．a cafeteria (自助餐厅)
A．mothers have the practice to go to work B．working mothers have no time to stay with their children at home C．mother’s position in a family has been raised D．young wage-earners are economically independent