many of our dreams__impossible in the past have come true （a)were considered （b)considered
问题描述：
many of our dreams__impossible in the past have come true （a)were considered （b)considered
为什么不选A呢
答
many of our dreams__impossible in the past have come true a)were considered （b)considered这是一个非谓语的考点在这道题中have是这个句子的谓语一个句子只能有一个谓语梦想被认为是不可能实现的所以选B过去分...