ОЧЕНЬ ПРОШУ!!!! СРОЧНО!!ПОЖАЛУЙСТААААААА Fill in the blanks with the modal verbs making...

Question

ОЧЕНЬ ПРОШУ!!!! СРОЧНО!!ПОЖАЛУЙСТААААААА
Fill in the blanks with the modal verbs making necessary changes (you may have several variants).
1. He is in the garden. He ____ (read) a newspaper in the summerhouse. 2. Her son ____ (get) into trouble yesterday. I've seen him today and he looked quite happy and gay. 3. He ___ (receive) an emergency call, that's why he is out. 4. Why haven't the Smiths arrived yet? — They ____ (lose) their way. They don't know the road well. 5. He ___ (buy) a new car, but I am not sure. 6. They ____ already (arrive). Look, the windows are open. 7. Where is John? — He ___ (smoke) in the corridor.7. ____ it (be) Nick? He has changed a lot. 8. They ____ (not know) of the plane's delay, otherwise they did not come at 2 o'clock.

Answer 1

1. must be reading
2. can't have got
3. must/may have received
4. must/may have lost
5. may have bought
6. must have arrived
7. must be smoking
8. Can it be...
9. may have not known ?

Answer 2

1. He must be reading..
2. Her son have got..
3. He must receive..
4. They might have lost..
5. He could have bought..
6. They must already arrive.
7. He might be smoking..
8. They might not have known..