I. The simple past or the past continuous tense 1.When I arrived the lecture had already started and the professor (write) ……………… on the overhead projector. 2.I (make) ……………… a cake when the light went out. I had to finish it in the dark. 3.I didn't want to meet Paul so when he entered the room I (leave). ………………. 4.He (watch) ……………… TV when the phone rang. Very unwillingly he (turn) ……………… down the sound and (go) ……………… to answer it. 5.He was very polite. Whenever his wife entered the room he (stand) ……………… up. 6.He always (wear) ……………… a raincoat and (carry) …………… an umbrella when he walked to the office. 7.He suddenly (realize) ……………… that he (travel) ……………… in the wrong direction. 8.When I (look) ……………… for my passport I (find) ……………… this old photograph. 9.You looked very busy when I (see) ……………… you last night. What (you/ do)? ………………. 10.He (clean) …..………… his gun when it accidentally (go) …went…………… off and (kill) ……killed………… him. II. The present perfect or the past simple 1.This is my house. ~ How long (you/ live) here ………………? ~I (live) ……………… here since 1970. 2.He (live) ……………… in London for two years and then (go) ……………… to Edinburgh. 3.Shakespeare (write) ……………… a lot of plays. 4.I (not see) ……………… him for three years. I wonder where he is. 5.When ……………… (he/ arrive)? ~ He (arrive) ……………… at 2.00. 6.I (read) ……………… his books when I was at school. I (enjoy) ……………… them very much. 7.I never (drink) ……………… whisky. ~Well, have some now. 8.The clock is slow. ~ It isn't slow, it (stop) ………………. 9.He (go) ……………… out ten minutes ago. 10.……………… (You/ have) breakfast yet? ~ Yes, I ……………… (have) it at 8.00. 11.……………… (You/ see) the moon last night? 12.The play …………………………… (just/ begin). You are a little late. 13.He (break) ……………… his leg in a skiing accident last year. 14.Mr. Pound is the bank manager. He (be) ……………… here for five years. 15.Where is Tom? - I (not see) ……………… him today, but he (tell) ……………… Mary that he'd be in for dinner.