1. i (not yet to eat) today. 2.he (not to eat) yesterday. 3.you (to play) the piano yesterday? 4.you (to play) the piano today? 5.what you (to prepare) for today? 6.look at this birdhouse. mike (to make) it himself. he (to make) it last sunday. 7.where you (to put) my pen? i cannot find it. 8you (to see) mary today? 9.when you (to see) mary? - i (to see) her last week. 10.your mother (to promise) to take you to the theatre? 11.look at my new dress! i (to make) it myself. 12.he is not at school today, he (to fall) ill. - when he (to fall) ill? - he (to fall) ill yesterday. 13.i already (to do) my homework. now i can go for a walk. 14.i (to do) my homework yeaterday. 15.he just (to come) home. 16.he (to come) home a minute ago. 17.nick (to play) football yesterday. 18.she already (to come) from school. now she is doing her homework. 19.i (to read) this book last year. 20.i (to read) this book this year. 21.i never (to be) to washington. 22.you ever (to be) to new york? 23.you ever (to see) the eruption of a volcano? 24.i (to invite) linda to the party. - when you (to see) her? - i (not to see) her for ages. i (to call) her an hour ago.