29. Why are desert animals nocturnal?
A. The sun is too bright during the day.
B. They are trying to avoid the extreme heat.
C. The water comes at night.
D. They are able to move faster.
30. The word "it" in the second paragraph refers to .
A. a cactus B. a flower C. rain D. vegetation
31. According to the passage, why are camels good animals for working in the desert?
A. There is no specific reason listed.
B. They work together to help each other in extremely hot conditions.
C. They have always been used in the desert.
D. They are able to store food and water and go without water for a long time.
32. The word “severe" in the third paragraph is closest in meaning to
A. normal. B. serious C. slight. D. frequent
33. What is the main idea of the passage?
A.to show how camels store food and water
B. to list the types of animals found in the desert
C. to explain what plant life and animal life is like in the desert
D. to show how cacti can survive a drought
34. What do animals that live in the desert have in common?
A. They are all reptiles.
B. They are all nocturnal animals.
C. Theyhave learned to adapt to the heat.
D. They are brightly-colored animals.
39. His father is interested in walking in the park. (GIVES)
→ His rather gives is interesting in walking in the park.