be going to的to能省略吗

这里的GOTO是省略的意思吗 ,I'm going to(go to) the house be going to和be going to do的区别? be going to be going Be going to 的形式 be going to 的用法, be going to 的用法 it was found to be over thirteen feet long这里的to be 可以省略吗? be going to go to是对的结构吗? be going to加介词短语时要省略to,为什么? he seems( to be )an American.这句话中的to be能省略吗?（请英语大仙指示.） be going to,be about to,be doing 的区别 to be of中的to可以省略吗