Ex 1: Выберите правильный вариант 1. My friend ___ at school yesterday. (was/were) 2. They ___ happy to see me. (was/were) 3. The cat ___ sleeping on the sofa. (was/were) 4. We ___ in the park last Sunday. (was/were) 5. I ___ tired after the game. (was/were)

Решение:

В данном упражнении нужно выбрать правильную форму глагола 'to be' в прошедшем времени (Past Simple). Используем 'was' для единственного числа (I, he, she, it) и 'were' для множественного числа (we, you, they).

1. My friend was at school yesterday. (My friend - единственное число)
2. They were happy to see me. (They - множественное число)
3. The cat was sleeping on the sofa. (The cat - единственное число)
4. We were in the park last Sunday. (We - множественное число)
5. I was tired after the game. (I - единственное число)

Ответ: 1. was, 2. were, 3. was, 4. were, 5. was.