初三英语虚拟语态

问题描述:

初三英语虚拟语态
Without electricity,human life _______quite difficult today.
A is B will be C would have been D would be
If you _____more careful,you would not have made so many mistakes
A were B are C had been D have been
要说明理由

1.D;说明:因为句意是一种设想,用虚拟
2.A;说明:因为从句是虚拟,主句用过去