Here are the completed sentences with the same meanings:

36. His hobby is collecting toy cars.
→ He enjoys collecting toy cars.

37. July stayed home from school yesterday because she had a high fever.
→ July had a high fever, so she stayed home from school yesterday.

38. I find collecting eggshells unusual.
→ I think collecting eggshells is unusual.

39. How about going to the movies tonight?
→ Let’s go to the movies tonight.

40. Joana doesn’t eat much in order not to be overweight.
→ Joana doesn’t eat much because she doesn’t want to be overweight.