Контрольные задания > When I (to go) to the museum, I (to see) a big crowd of people in the street.
Вопрос:

When I (to go) to the museum, I (to see) a big crowd of people in the street.

Ответ:

When I was going to the museum, I saw a big crowd of people in the street.
Подать жалобу Правообладателю