5) не знаю.
6) thin - thiner - thinest
difficult - difficulter or more difficult - difficultest or most difficult
bad - wors - worst
nice - nicer - nicest
boring - more boring - most boring
good - better - best
7) 2. most intelligent
3. most expensive
4. younger
5. most beautiful
6. shorter
7. more crowded
8. oldest
9. earlier
10. most famous
Какие из компаний предлагают плату по телефону и безопасность
[something] is on the table (глагол is выполняет функцию сказуемого и заменяет слово "лежит")
I was reading
I was sleeping
I was watching tv
I was listening to music
I was doing homework
I was playing foodball
I was playing computer games
I was eating
I was sweeping
I was sitting
I was cleaning my room
I was watering my flowers
I was running
I was traveling
I was walking in the park
I like to sleep jump sing to help my mother read watch TV.