虚拟语气习题请教

问题描述:

虚拟语气习题请教
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 chosen by you
〔D〕 if you were free to choose among all the cars available today
为什么不能选C.我觉得CD都可以啊.原因

首先,不选A B是因为题目What type of automobile would you buy?有WOULD,可以断定条件句要用虚拟语气,不能用真实条件句.如果改为WILL,自然选A B.然后看C项,必须弄明白FREE的用法和意思,STH IS FREE,也就是物做主语,...