一、概念：
表示將要發生的動作或存在的狀態及打算、計劃或準備做某事。句中一般有以下時間狀語：tomorrow, next day(week, month, year…),soon, the day after tomorrow（後天）等。
二、基本結構：
①be going to + do；
②will+ do.
三、否定句：在be動詞（am, is, are）l後加not或情態動詞will後加not成won't。
例如：I'm going to have a picnic this afternoon.→ I'm not going to have a picnic this afternoon.
四、一般疑問句： be或will提到句首，some改為any, and改為or，第一二人稱互換。
例如：We are going to go on an outing this weekend. → Are you going to go on an outing this weekend?
五、對劃線部分提問。一般情況，一般將來時的對劃線部分有三種情況。
1. 問人。Who 例如：I'm going to New York soon. →Who's going to New York soon.
2. 問幹什麼。What … do.例如： My father is going to watch a race with me this afternoon. →What is your father going to do with you this afternoon.
3. 問什麼時候。When.例如：She's going to go to bed at nine. →When is she going to bed?
六、同義句：be going to = will
I am going to go swimming tomorrow（明天）. = I will go swimming tomorrow.
