21. c) the shortest
22. b) fatter
23. b) am going to have
24. b) better
25. a) younger
В 26 наверное can по смыслу, или какие там варианты?
Россия является очень большим государством
Vet: Hello! Please sit down
Jessica: Thank you
Vet: What is your name?
Jessica: Jessica
Vet: What's your pet's name?
Jessica: Dexter
Vet: How do you spell it?
Jessica: D-e-x-t-e-r
Vet: OK, where are you from?
Jessica: We're from USA
Vet: What's the matter?
Jessica: Dexter is ill, he don't eat his food.
Vet: H-m ... No appetite. You need to walk more with Dexter. Walk him every day.
Jessica: Ok, thank you, Dr Watson
1. can
2. could
3. may ... may not
4. must
5. should
6. may
7. ought
8. must
9. should
10. must
11. shouldn't
12. can.... can
13. must
14. can
15.should