По языку use present perfect or past simple of the verbs given in brackets 1. a: why aren't you doing your homework? b: i can't do it. i (leave) my books at school. 2. a: you ever (be) to america? b: yes, i . i (be) there twice. a: when you (be) there? b: for the first time i (be) there in 1998. 3. a: there isn't any milk left. we (drink) it. b: i can't beliave it. yesterday i (buy) 3 litres. 4. a: they haven't got a car any more. they (sell) it. b: when they (do) it? 5. a: you (find) your pen? b: yes, i . i (find) it last tuesday.