be going to 在肯定句中的形式：
be going to 結構中的助動詞be很少用原形，它一般有三種形式，即：am , is , are 。當主語是 I 時用am ；當主語是第三人稱單數時用is；當主語是其他人稱時用are。
例句：
I am going to tell you a story.
我要給你們講一個故事。
I am going to show you the sights of our wonderful city
我會帶你瀏覽我們這座美麗城市的風景名勝。
The result is going to be too close to call.
雙方實力非常接近，因此結果無法預料。
The conference is going to be a lot of extra work.
這次會議將意味著很多額外工作。
You need to signpost for the reader the various points you are going to make.
你需要向讀者介紹你將闡述的各個論點。
Even quite big companies are going to the wall these days.
現如今甚至有些大公司也瀕臨破產。