№1. Complete the sentences with the positive or negative forms of must or have to, mustn’t or don’t have to/doesn’t have to
1. Brilliant! I study tonight because I've finished my exams.
2. You use a mobile phone on a plane.
3. You can go out, but you be home by midnight.
4. Jo go to school by bus. She lives nearby.
5. We cook tonight. We can get a pizza.
6. She get up early. She's on holiday.
7. You study harder or you are going to fail.
8. You drive faster than 120 km/h on the motorway.

№2. Поставьте модальные глаголы have to, has to или

ответ:
1) was choosing, broke
2) answered, was sitting
3) saw, were driving
4) were flying, saw
5) were waiting, told
6) were sailing, appeared
7) were eating, dropped

8) fell, was running

Объяснение:

Здесь схема одна - было какое-то действие, процесс, и этот процесс прервали фактом. Continuous - процесс, Simple - факт. Например, я упал и разбился в то время, когда бежал на автобус. Процесс моего бега был прерван тем, что я упал. Также слова when (когда) и while (пока) как маркеры для этого, пока что-то происходило - это явно что-то длительное, а когда - это бам, что-то резкое, дельфин выплыл, к примеру

1)Have you ever  been to a big city
in South America?
2) I’ve known Sally  since we were at
school together in Juniper Village in 1995.
3) I’m afraid I haven’t looked
at your assignment yet, but I will this evening.
4) Sorry –  I’  Sorry – I have just   arrived and I’m
a little out of breath!
5) My dad’s worked in the city for
centre three months and he’s really enjoying it.
 6)I’ve  already seen a James Bond film.
Can you lend me one of your DVDs?

1-have been helping
2-i have been working
3-i've bought
4-'s been learning 
5-listened..?