We should study hard to realize our dream为什么不能用to come true
问题描述：
We should study hard to realize our dream为什么不能用to come true
答
我们应当努力学习，实现梦想。realize our dream是实现梦想的意思。
如果想用to come true，句子可以说成
We should study hard to make our dreams come true.
答
dream come true
realize one‘s dream
achieve one's goal
都是实现梦想的意思
答
come true的主语是物.如：His dream came true.