Put the verbs in brackets into the correct form of the past simple or past continuous 4. mrs. smith (arrive) at the office, (turn on) the computer and ( start) typing. 5. (you/study) hard when you were at university. 6. my father (not/fight) in the second world war.
5. Did you study hard when you were at university? или Were you studying hard when you were at university?
6. My father didn't fight in the Second World War.