英语3.Without electricity human life _______ quite different today.3.Without electricity human life _______ quite different today.a.is b.will be c.would have been d.would be 为什么

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英语3.Without electricity human life _______ quite different today.3.Without electricity human life _______ quite different today.a.is b.will be c.would have been d.would be 为什么
英语3.Without electricity human life _______ quite different today.
3.Without electricity human life _______ quite different today.
a.is b.will be c.would have been d.would be
为什么

英语3.Without electricity human life _______ quite different today.3.Without electricity human life _______ quite different today.a.is b.will be c.would have been d.would be 为什么
D. without表示与现在事实相反用would be.是一句虚拟语气

D
结尾的today表明前面列举的情况发生在过去。

c.would have been 那是假定没有电流供应 (但是目前没有此事发生), 那肯定将会发生的事 (生活就大大不同) 的意思