The key to exercise solutions in chapter Extra Book - Summative grammar 1 & 2 for the textbook Step Up Gold 3 with authors Philippa Bowen e Denis Delaney from Oxford University Press
Question
Circle the correct words.
Answer
You don't like science-fiction but you might enjoy this film about robots.
Chris is best friends with Silvia so she'll know her phone number.
I don't know where Dan is, but he may be in his bedroom.
We might not see Ollie at the party - he's not sure if he can come.
Nobody will find your website online because you don't tell people about it.