7. finish the following according to the model: model: i received a letter from him yesterday, (for a long time) -- i hadn't received letters from him for a long time. 1.1 was in the bolshoi yesterday, (for many years) 2.1 saw peter last night, (since we finished school) 3. i watched a thriller on tv yesterday, (since the time i was young) 4. i laughed so much watching the comedy, (for a long time) 5. there was an interesting film on at our local cinema last week, (for many months) 6. we went to a wonderful pop concert last saturday, (since we were students)