My dream is to travel around the world when l grow up.为什么要加to?可不可以去掉to,travel加ing?

问题描述:

My dream is to travel around the world when l grow up.为什么要加to?可不可以去掉to,travel加ing?

be to do可以表示打算,将要做某事.我的梦想是打算环游世界,当我长大以后.