Your browser does not seem to support JavaScript. As a result, your viewing experience will be diminished, and you have been placed in read-only mode.
Please download a browser that supports JavaScript, or enable it if it's disabled (i.e. NoScript).
سلام خسته نباشید اقای محمدعلی امینی راد زیست چهارم تدریس نمیکنن؟
parva98 در زیست چهارم گفته است:
سلام نه