In our culture, usually people don't like man wearing girls clothes and acting like a girl, but opposite case tend to be less disliked. = In our culture, people usually don't like men wearing girls' clothes or acting like a girl, but the opposite case tends to be less criticized.
Some people swear or nag, and they believe that the gender you are born with cannot be changed. = Some people complain or criticize, and they believe that the gender you are born with cannot be changed.
It has changed a lot compare to the past, even we can see people wearing and behaving like different gender's things on TV, there are cultures they are not accepted in real life. = Things have changed a lot compared to the past. Even though we can now see people wearing clothes or behaving like the opposite gender on TV, in real life, such things are still not fully accepted in some parts of the culture.

Teacher's Comment:
Well done, Sean! You shared your thoughts clearly and used good examples. Just continue working on sentence structure and word choice for smoother expression. Keep up the great work!