Когда мы вошли, стол накрывали, обе

Когда мы вошли, стол накрывали, обед готовился; ждали гостей

Results (English) 1:

When we entered, a table covered with lunch prepared; waited for guests

Results (English) 2:

When we entered, a table covered with a lunch prepared; We are waiting for guests

Results (English) 3:

when we got there, they were preparing dinner table, waiting for the guests;