hello i bought Cae gold, the new revised for 2015. sadly, the course book doesnt provide the reader with the answer. since i am studying the book on my own , i have no idea whether my answers are correct. please tell me what to do. thanks.
+Esmail Mobasher Hello! If you don't mind, I could help you and check your answers after your doing it. It's free)) I need it to practise my teacher's skills
