问题描述：
You would not have failed if___(按照我的指令去做)
you had followed my instructions 或者you had followed my orders
我知道前面是虚拟语态,后面为什么要用had呢?后面 instructions 和orders,为什么标准答案都是复数?单数可以吗?
you had followed my instructions 或者you had followed my orders
我知道前面是虚拟语态,后面为什么要用had呢?后面 instructions 和orders,为什么标准答案都是复数?单数可以吗?
问题解答：
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