虚拟语气将来时中从句与主句的时态和结构?

问题描述:

虚拟语气将来时中从句与主句的时态和结构?

从句用过去式,主句用would+动词原形。eg.If you could fly,I would give you another chance!

虚拟句:did/were,主句:would do.
例句:If I were you I would give it up. If he came here we would enjoy his singing.

if (did/were to do/should do),主语 would do .
如:if I were you,I would go abroad.