The key answer of exercise 2
The key to exercise solutions in chapter 3a - Reading for the textbook On Screen B1+ - Student's Book with authors Virginia Evans and Jenny Dooley from Express Publishing
Question
What do you know about robots? What kind of jobs could they do? Look at the picture and guess. Listen, read and check.
Answer
I think robots could do the jobs of firefighters, nurses, waiters and police officers.