Page Fifty, 3 страница
Simon Haines; Barbara Stewart — page 50, exercise 2 01:22
Неизвестен — (50), Unit 6, Ex-2, Page 28 00:34
Неизвестен — (13), Unit 5, Ex-5, Page 50 01:46
Simon Haines; Barbara Stewart — page 50, exercise 5 03:31
Unknown — Unite II, Lecon 11, Ex-2, Page 50 00:16
Advanced_Practice_Tests_Plus_2 — Page 50 Extract 1 Rubric 00:26
Unknown — Unite II, Lecon 11, Ex-1, Page 50 00:18
Неизвестен — (50), Step 9, Ex-8, Page 37 00:36