3. составьте утвердительные и отрицательные предложения. используйте am/i am not/is/isn't/are/aren't. (st petersburg/the second largest city of russia) st petersburg is the second largest city of russia. (i/an athlete) - i am an athlete. ) (i/late) i . 2) (i/hungry) i . 3) (we/busy) we . 4) (my hands/cold) . 5) (.everest/the highest mountain) . 6) (the water/ . 7) (alpine skiing/a dangerous sport) . 8) (dogs/friendly animals)…

St. Petersburg is the second largest city of Russia.
St. Petersburg isn't the second largest city of Russia.

I am an athelete.
I am not an athlete.

I am late.
I am not late.

I am hungry.
I am not hungry.

We are busy.
We aren't busy.

My hands are cold.
My hands aren't cold.

Everest is the highest mountain.
Everest isn't the highest mountain.

The water is warm.
The water isn't warm.

Alphine skiing is a dangerous sport.
Alphine skiing isn't a dangerous sport.

Dogs are friendly animals.
Dogs aren't friendly animals.