ответ
3. she is not as easy to get than her sister
5. i know my jokes are bad, but yours are worse
7. Ann plays the piano very well, but Christina plays better
8. Flying is much faster than travellyng by the car.
13. you should practise oftener, if you want to improve your language
15. Einstein is one of the most intelligent scientists who ever lived.
17. the most uncomfortable
19. без as
20. better
21. the best
Объяснение:
вроде правильно, но я не уверена.
