The key to exercise solutions in chapter Colloquial English 8 & 9 for the textbook English File Advanced - Student's Book with authors Christina Latham-Koenig, Clive Oxenden, Jerry Lambert and Kate Chomacki from Oxford University Press
Question
Watch some extracts from the interview and complete the missing words in the highlighted phrases.
With a partner, say how you could express the highlighted phrases in more formal or neutral language.
Answer
pretty sure = quite sure / certain; out there = in the natural world