跪求！！20条英语练习题和解答

二、虚拟语气的基本用法 1. 与现在的事实相反 1) What type of automobile would you buy ？ 〔A〕 if you have free choice to choose the cars available today 〔B〕 if you are free to choose among all the cars available today 〔C〕 if all cars available were free to be cho