It was horrible, very hard, and exhausting. Immigrants had to work long hours for little pay and had to be able to keep enough money and a stable foundation for their family.
1. When in the boring school, he misses his cuddly dogs.
2. When Eileen is happily having a good day, time flies as quickly as a blink of an eye.
It seems that you have missed the necessary options for us to answer this question, so I had to look for it. Anyway, based on the given lines above, the literary device that Sophocles uses in these lines to keep the audience interested is DRAMATIC IRONY. Hope this helps.