SEX AND BJ TIPS

I am a 16 year old virgin (nearly 17) and I honestly already want to have sex 😩 Ive been talking to this guy for 8 months and honestly I think we are getting super close. He mentioned he was uncircumcised and thats fine but idk how to give a bj or please him. Well same goes for circumcised penis but still. Help me pleaseee ❤️