Нужно вставить слова.
look forward, enclosed,degree,currently,challenging,yours sincerely,in response,do not hesitate,adversement,editing exrrience,assistant,position.

Subject: Posotion of Senior Editor
Dear Mr Bromn,
I am writing (1)... to your (2)... in the Guardian for the (3)... of Senior Editor.
As you can see from the (4)... CV, I have a (5)... in Linguistics and ten years of (6)... workind as an editor's (7)... . (8)... I am looking for a new position as I feel I can handle a more (9)... job. (10)... to cantact me should you require any additional information. My mobile phone namber is 0187563489.
I (11)... to hearing from you.
(12)...
Helen Carter

1. in response; 2. advertisement 3. position 4. enclosed 5. degree 6. editing experience 7. assistant 8. currently 9. challenging 10. do not hesitate 11. look forward 12. yours sincerely.