Welcome to the forum, mina.
1. Here they are - the cream of society!
2. I learnt very much from the actors I worked with. (This sentence should end with a full stop.)
In future please post unrelated questions in separate threads and note the forum guideline about post titles:
Thread titles should include all or part of the word/phrase being discussed. (Avoid phrases like "HELP!", "Urgent!", "translation please", "how do I say this", "I'm new" and similar expressions.)