if条件状语从句作宾语从句时的时态问题

问题描述:

if条件状语从句作宾语从句时的时态问题

1 Mary asks whether you will come if you have time next week.(主将--从现)
2 Mary asked whether you would come if you had time the next week.(主过将--从过)若主句为过去时if引导的条件状语从句作宾语从句时它的时态怎么处理啊你最好给个例句