1. What (you/do) when I called you? I (watch) TV. 2. Was Mary busy when you came in? Yes, she _______ (study). 3. What time _____ (the post / arrive) yesterday? It ______ (come) while I _______ (have) breakfast.
1) what were you doing when I called you? I was watching tv 2) yes she was studing 3) what time did the post arrive yesterday? It came while I having breakfast