Английский 8 класс контрольная помагите

1. Waiting for your early reply stay sincerely yours...
2. We look forward to further communication with you.
3. Please refer to our file №35 in your reply.
4. We have received your letter of May 15, for which we thank you.
5. In response to your letter dated May 15, please confirm your requirements.
6. We acknowledge receipt of your documents.
7. We refer to our telephone conversation with your representative.
8. Our letter dated May 5, was sent by airmail.
9. Motor vessel will arrive in St. Petersburg (on) July 23.
10. Please inform us of your decision immediately.
11. We are grateful to you for your catalog.
12. We acknowledge receipt of your letter, a copy of which we sent to our clients for review.
13. Please contact our representative on the question raised by you and write to us receiving a reply from him.
14. In accordance with your request to send you our samples.
15. We will be very grateful if you notify us of his decision immediately.
16. In response to your request, we inform you our rates and terms of the transaction.
17. We are grateful for your letter in which you put the directory and invoice.
18. Enclosed with the invoice for the goods steam shipped «Neva" June 24th. Please confirm receipt.
19. We look forward to your prompt response.

Khanskoe lake - Канське озеро (вживається без артикля, бо назва озера)
Krasnodarsky Krai - Краснодарський край (без артикля, бо назва міста)
The Azov Sea - Азовське море (з артиклем, бо назва моря)
A narrow stream - стрімкий потік (пишеться з артиклем а, тому що перед загальною назвою стоїть прикметник)
the stream - потік (мабуть, йдеться про якийсь конкретний потік)
the mouth - рот (у людини є тільки один, тому з артиклем the)
The salty lake - Солені озер єдине, що не знаю
Herons - чаплі (без артикля, бо множина і загальна назва)
seagulls - чайки (аналогічно)
snipe - бекас або куликпташка така (одинакова форма як в однині, так і в множині)