英语里面什么叫虚拟语气

当你用到与事实不相符合的句子时，就用虚拟语气。
If I were you, I should buy it.
与现在相反，be．．．．were

If it were fine tomorrow,I would go shopping.
与将来相反，
If he had not taken my advice, he wouldn't do it much better like this．
与过去相反

赵丽容奶奶教过我们:嗨~恩哼~

虚拟语气是一种动词形式，表示说话人的一种愿望，假设，怀疑，猜测， 建议等含义，虚拟语气所表示的含义不是客观存在的事实。

If I were you, I'd take them away.

如果我是你的话，我就会带走他们。

If I had met Li Hua, I could had told him.

如果我碰见了李华，我就告诉了他了。

If I had time. I could come to help you.

如果我有时间，我会来帮助你的。

He suggested that our class should be divided into five groups.

他建议说我们的班应该分成五个小组。

He speaks to us as if he had been there.