Answer:
1:(Because)- I graduated highschool because I studied well.
2:(as well as)- To avoid any sickness you need to eat healthy food as well as wash your hand.
3:(Even though)- I failed all my subjects even though I studied well.
4:(before)- you need to brush your teeth before sleeping.
5:(unless)- This environmental crisis won't be fixed unless everyone works to fix it.
Explanation:
study well my dude (⌐■-■)!
don't rely too much on brainly!.
