I bought; i didn't buy; did you buy
I drank; i didn't drink; did you drink
I knew; i didn't know; did you know
- Hello, Stas. Please,help me. I don't know to do. I don't understand chemistry.
- Hi, Bob. I think, You could do your homework and lear the rules.
- But I cant.
- Ask teacher about that.
- But she can't help me...
-you can take extra classes
- WOW that's a goog idea
Progress Test 6 unit 11-12
Вот ответ но он не очень точный так как переводил с помощью переводчика