Here are the completed sentences using the correct forms of the words in CAPITAL:

31. Some programs on TV are becoming very **POPULAR** with children.
32. The earth is getting warmer and **WARMER**.
33. Clair is very **SOCIABLE**, she knows a lot of people.
34. She spent her **CHILDHOOD** in the country.
35. I am an **ACTIVE** person. I play a lot of sports and run every day.
36. There is a **BEAUTIFUL** bridge in the city centre.
37. The president will make a **SPEECH** tonight.
38. Her parents **ENCOURAGED** her to apply for the job.
39. I understand **CLEARLY** what you are saying.
40. Artists are **CREATIVE** people.