1)What are you doing here? - I am writing a letter to my friends
2) Who have written hus artiete?
3)What language you are studing?
4)We has already learned a lot of English words
5)What she has iteached them?
6)What have just done something for us
7)Have you found the book?
Как-то так, но вот некоторые слова в вашем запросе с ошибками например hus artiete
1. Agent Cute must go to Russia. 2. He must find Robin.
1.when you were named a St. Bernard dog?
2.Who bred these dogs?
3.Than dogs have helped travelers?
Только так