The key to exercise solutions in chapter 12.3 - What can I do for you? for the textbook Speakout Pre-Intermediate - Students' Book with authors Antonia Clare and J. J. Wilson from Pearson Education
Question
Look at the extracts from audio script 12.5 on page 176. Underline three more phrases to ask for more time.
Are the phrases formal or informal? Which expression do you think is the most formal?