Exercise 3. Complete the sentences from the given simple sentences.
13. Some people are jogging. Some people are talking.
      -> Some people are_______________________________________________________
14. Tom likes reading comic books. Tom likes playing video games.
      -> Tom likes ____________________________________________________________
15. Lan eats lots of carrots. Lan eats lots of tomatoes.
      -> Lan eats lots of _______________________________________________________
16. Your house is large. Your house is comfortable.
      -> Your house is _________________________________________________________
17. Eating healthily is good for our health. Exercising regularly is good for our health.
      -> ______________________________________________________ is good for our health.
18. My brother likes outdoor activities. I like outdoor activities.
      -> ______________________________________________________ outdoor activitie