U1 Cultural relics reading

       知识点讲解及练习

原创人：王萍

1. frederick william i, the king of prussia, could never have imagined that his greatest gift to the russian people would have such a strange history

情态动词+have done表示对过去发生的事情的推测、批评、反悔等意。

联想：need have done_______________ needn’t have done_____________

      could have done______________ couldn’t have done_____________

      may/might have done____________ must have done_______________

      should have done________________ shouldn’t have done____________

translate:

这盒子被人动了，昨夜一定有人来过

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你本该早些告诉我，现在我们怎么办？

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连接高考：

1) you _____ the boys. before you did that,