英语:by now是什么时态?
问题描述:
英语:by now是什么时态?
答
句子以 by now 结尾的时候,最常见到的是在虚拟语气的结构.should / would / could + 现在完成时.例如:He should have arrived the airport by now.If I had left a bit earlier, I would have gotten home by now....