Сразу замечу, что предложения написаны в Past Continuous, где смысловой глагол имеет ing-овое окончание
1. I was reading the text at 5 o'clock (я читал текст в 5 часов)
2. She was writing a letter at 6 o'clock (она писала письмо в 6 часов)
3. They were going shopping at 2 o'clock (Они ходили за покупками в 2 часа)
4. We were buying gifts at 4 o'clock. Watch (Мы покупали подарки в 4 часа. Посмотри)
5. He was making a cake at 7 o'clock (Он пек торт в 7 часов)
6. You were doing your homework at 1 o'clock. Watch. (Ты делал свою домашнюю работу в час. Смотри)
Hello! Today I would like to tell you about two famous people who are in the news at the moment. They are Dorofeeva and Monatik. Reporters are talking about them now, because they have recently made a new video clip for the song "Deep". Many people are following in love with their music as they have not sung together before. Besides, the clip was made in Paris. It is very bright and beautiful. Additionally, the celebrities amazed their fans with their wonderful choreography. The song become vast popular, because of its music, lyrics and dance.