Volunteers for hundreds of expeditions
      He has counted birds in the rain forests of South America. He has planted trees in Europe and he has studied whales in the Pacific Ocean. “On my last expedition I was in Hawaii. We were in a small island. We got up at 6 a.m every morning and had our breakfast. Then we went out in the boats and we looked for whales. We spent most of the day in a boat. We photographed the whales, counted them, and we recorded their songs. Whales sing to each other, you know? In the evening, we put all the data into the computer. It was hard work, but we had a lot of fun, and I learnt a lot, too.” Earth watch has found volunteer for hundreds of expeditions. They are all ordinary people - male and female, young and old, teachers, students, office workers, engineers. They’ve dug up dinosaur bones in North America and they’ve studied ancient civilizations in Central America and Australasia.
26. “He” in the passage means_______
A. a teacher
B. a student
C. an organization
D. a volunteer
27. What did the volunteers do in the Pacific Ocean?
A. They studied whales.
B. They studied elephants
C. They studied birds.
D. They studied animals
28. What exactly did they do?
A. They took a lot of photographs of themselves.
B. They counted the photographs.
C. They took photographs of whales.
D. They played with the whales.
29. What did they do in the evenings?
A. They put the data on TV.
B. They put all the data to the computer.
C. They put all the data on the computer.
D. They put all the data into the computer.
30. What sort of people does the organization want to find?
A. It wants to find volunteers for hundreds of expeditions.
B. It wants to find ordinary as volunteers.
C. It only wants to find males as volunteers.
D. It only wants to find females as volunteers