The key to exercise solutions in chapter 07 - Speaking for the textbook Cutting Edge Intermediate - Student's Book with authors Sarah Cunningham, Peter Moor and Jonathan Bygrave from Pearson Education
Question
Karina has a spare ticket for a gig tonight. Watch the video and answer the questions.
Answer
because he said he was busy and couldn't go
The librarian can't go because he's going to his mum's.