The key answer of exercise 3
The key to exercise solutions in chapter 5C - Develop your reading for the textbook Roadmap A2 - Student's Book with authors Lindsay Warwick and Damian Williams from Pearson Education
Question
Read the Focus box. When do we use it, they and them?
Answer
it: singular nouns and activities: they: plural nouns as the subject of a verb; them: plural nouns as the object of a verb