Choose and fill in the blanks with 'was' or 'were': 7. I ... at home yesterday. 8. They ... in the park last Sunday. 9. She ... very happy yesterday. 10. We ... at school two days ago. 11. He ... late for class yesterday. 12. The children ... excited about the trip.

Ответ:

• 7. I was at home yesterday.
• 8. They were in the park last Sunday.
• 9. She was very happy yesterday.
• 10. We were at school two days ago.
• 11. He was late for class yesterday.
• 12. The children were excited about the trip.

Пояснение:

• 'Was' используется с местоимениями 'I', 'he', 'she', 'it'.
• 'Were' используется с местоимениями 'you', 'we', 'they', а также с существительными во множественном числе (The children).