Use the right verb form to complete the sentences:1) Your mother is in the kitchen. She (cook) all morning.2) We never

1) Your mother is in the kitchen. She has been cooking all morning. 2) We have never seen a pheasant. 3) You have been learning English for four years! 4) I have known Victor since I came to St. Petersburg. 5) Have you seen Tanya this week? When did you see her? 6) Rose has been waiting for her friend for an hour already. Has she come yet? 7) We have always wanted to have a small house in the country. 8) My elder brother has always loved animals. He has a lot of pets at home. 9) How long have the children been sleeping? 10) What have you been doing all afternoon? 11) I have had this watch since my birthday.