I'm a student in Spanish 102 and i have many exercises throughout the semester for each chapter online, and i...

I'm a student in Spanish 102 and i have many exercises throughout the semester for each chapter online, and i didn't had time to them. I need someone who can do them for me and someone who understand the preterite and imperfect in spanish and there is some parts where you read a passage and answer questions. Plz reply asap if you meet those stuff