Can someone tell me what my dream means please !?

Sooo I a had a dream that I was under some trees just twirling around and then out of no where all these spiders started soming down and one of them I tried to knock down and the web was like really think and stuck to my hand and everytime I tried to shake it off it kept climbing up my arm and it just bit me! I was crying out for help but then whenever I came up tp someone they where just ignoring me...(then I woke up) * Id really like to understand this my teacher says it means something but I have no idea. Id really like anyones help, thanks.