ДА НУ БУДЬТЕ ЛЮДЬМИ,ПОМОГИ ПОЖАЛУЙСТААААААА

1) Claire has already left. 2) I am very busy now. I have told you several times. 3) Sam hasn't heard... 4) Has the student already read the text? 6) She has been ill since last Friday. 8) What has happened? 10) I have been living in this house since 2 years. 12) I haven't recently seen Mike. 13) Denny arrived... 14) When did you met him? 15) The doctor has just gone out.