Open the brackets. choose the most suitable of all the progressive tenses. give reasons for your choice. 1. what you (do) here so late? you always (do) your lessons in the reading room? 2. you didn't see me, i (sit) in the back row. 3. i can give her your message, i (see) her at the lecture. 4. why you always (change) your mind? 5. he asks me who else (come) to the party. 6. it (rain) when i first came to st. petersburg. 7. we (play) chess for an hour and went for a walk. 8. we (play) chess when you like. 9. i (read) for my examination. 10. well, so long then, i'll phone you one of these days. 11. we'll come at 12 a.m. 12. they (rehearse) the second act. 13. he (lose) constantly things! 14. sorry, i really have to go. they (wait) for me. 15. what you (do) after dinner?