Are these sentences simple, compound, complex, or Compound Complex?


After we get the supplies, we need to draw up plans, and then we will create the project.


Leroy got a new job, but he still hasn't paid bills. *


My new students don't study.


After the ball team lost the game, they practiced everyday, and they watched clips of the other team


Before we leave for vacation, we water our plants. *


I have a duster, but I don't use it.


The building will be closed soon.


Before the store closes, we need our supplies.