1. Past participle
1.1. V + ing
1.2. V + s/es
2. Forms
2.1. Positive form
2.1.1. 1. S + am/is/are + V_ing (prensent continuous tense) 2. S + V(s/es) + ... (present simple tense)
2.1.2. Example: 1. I'm going to the cinema this evening. 2. We are visiting our best friends this summer. 3. The holidays start next week. 4. The plane arrives at 18.00 tomorrow.
2.2. Nagative form
2.2.1. 1. S + am/is/are + not + V_ing
2.2.2. Example: 1. I’m not working tomorrow, so we can go out somewhere. 2. Ivan isn’t playing football on Saturday. 3. She is not talking to the teacher after this lesson.
2.3. Question form
2.3.1. 1. Am/Is/Are + S + V(ing) +... ? 2. (Wh) + V_s/es (do/does) +... ?
2.4. Example: 1. Are you doing anything on the weekend? 2. What are we having for lunch? 3. When does the concert begin? 4. What time does the film begin?
3. Use
3.1. plans or arrangements
3.1.1. Example: 1. What are you doing on Saturday evening? 2. I'm meeting her tonight. 3. We‘re having a party at weekend.
3.2. timetable
3.2.1. Example: 1. The train leaves at six in the evening. 2. I start my new job on Monday. 3. What time are you meeting Ann tomorrow?
4. Verbs
4.1. be to
4.1.1. use to a future event that is arranged
4.1.2. Example: 1. We are to get a ten percent wage rise in June. 2. The Prime Minister is to visit Rome.
4.2. be about to
4.2.1. use to the very near future
4.2.2. Example: 1. The performance is about to start. 2. They are about to leave. 3. I'm just about to leave."