Unit 1 Introduction Unit 2 A call from the USA Unit 3 Lily goes to her visa interview Unit 4 Lily books the ticket to go to the USA Unit 5 Lily Prepares special things before leaving Unit 6 On the plane Unit 7 Lily has trouble at customs Unit 8 Lily meets her roommate Sara Unit 9 New strdent's dinner Unit 10 Lity watches Joe play basketball Unit 11 First day of school Unit 12 Night school and early morning class Unit 13 Jerry needs to use Brenda's book Unit 14 Joe becomes Lily's tutor Unit 15 Jerry is jealous ………