It was 9 o'clock in the morning. Там все правильно можешь переписывать.
а вот и
It was 1 o'clock in the afternoon.
was eating
was eating
was eating
was eating.........was eating
were eating
were eating.
Past Continuous. это определенное время в прошлом. используется вспомогательный глагол ( to be ) прошедшего времени ( was ) с сущ. един. числа ( were ) с сущ. во множ. числе к основному глаголу + окончание ing.