Read these sentences and open the brackets using the past perfect or the past perfect continuous. Write only the verb forms.

Привет! Давай разберём это задание вместе.

1. After we (eat) apples, Mark came in.

   • After we had eaten apples, Mark came in.

2. The mouse hid under the chair because the children (be) so loud.

   • The mouse hid under the chair because the children had been so loud.

3. I (write) a poem by 4 pm yesterday.

   • I had written a poem by 4 pm yesterday.

Если тебе что-то непонятно, объясню подробнее!