Fallow the patterns
as if/ as though
He doesn´t know anything about computers but he acts like an expert
He acts as if he were an expert with computers.
1- He is very thin but eats like he was fat.
2- She isn´t the only girl in the house but uses the bathroom like she was.
3- They are not very clever, but they act like they are.
4- My sister acts like she´s a movie star.
5- You´re eating like this is the last meal you´ll ever eat.
6- To keep from getting nervous, just imagine the audience in their underwear.