Я буду писать правильный вариант заглавными буквами, а неправильный в скобках
Sara WASN'T (weren't) sleeping yesterday at five o'clock Three pigs WEREN'T (wasn't) building their house all day longTom and Nick were drinking Coke and EATING (eat) pizza on my birthday yesterday We WERE (was) visiting the art museum from two till treeJack was SLEEPING (slept) all the timeSherlock Holmes and Dr Watson were WALKING (walked) in the park last evening