would be 和will be的区别?比如在It would be fun中能用will吗?

问题描述:

would be 和will be的区别?
比如在It would be fun中能用will吗?

would be 是一种谦虚的说法

would be在这里有假设的意思,是作者的猜测,可以用will be,前提是作者已经知道情况.