Your exam for Unit 3 will be on Thursday, January 18.
1. Present perfect
2. For vs. since
3. Already, still, yet
Vocabulary: Unit 3
Memrise for Unit 3: https://www.memrise.com/course/1803735/eso-english-3o-eso-unit-3/
I have posted some worksheets for you on Edmodo to help you study.
If you have any questions, send me an e-mail or send me a message via Edmodo.