一个句子 I'll be there soon 为什么谓语动词是 will be .而不是只有be

一个句子 I'll be there soon 为什么谓语动词是 will be .而不是只有be Soon i will be I'll be back home.中will和be都是be动词吗?为什么会有两个be动词呢? i ll be there 为什么是We'll be back而不是We'll back?back不是可以做动词吗? I'll go back home as soon as school will be over.只能改一个词 请分析这个句子I'll be seeing you soon. i will be back soon i will be leaving soon I'll Be There.是啥意思? i will be there soon see you是什么意思 I hear________that there will be an earthquake soon.