六、短文填空。(每空1分,共20分)
第一节 阅读短文,在空白处填入一个适当的单词或括号内单词的正确形式。
Mr Green has always wondered about things that live in the ocean. When he was young, he loved to swim. He liked to watch all 1.
kinds
(kind) of underwater animals and plants through his diving mask(潜水面罩). When he grew up, he wanted to look 2.
for
new things in the ocean.
Today, Mr Green is a marine ecologist(海洋生态学家). He 3.
studies
(study) how underwater animals and plants connect with each other and need each other to stay alive.
Mr Green studies coral reefs in the Pacific Ocean. A coral reef is like a big underwater town. 4.
Thousands
(thousand) of animals and plants live there. They compete for food and space there. As 5.
a
result, the beautiful coral reefs get injured easily.
Mr Green also studies how people's 6.
actions
(action) can change coral reefs. Sometimes people pollute the ocean, 7.
so
the way that all the living things are joined together has been changed.
If coral reefs get hurt, many animals have to find new homes. Some 8.
animals'
(animal) numbers will drop, and some animals will disappear. Mr Green wants to prevent this from 9.
happening
(happen).
Mr Green believes that all living things in a coral reef should be kept safe. "Underwater ecosystems are like airplanes," Mr Green says. "They need all of their parts 10.
to work
(work) correctly."
"To take better care of marine homes, we first must know them. Only through that can we understand the great influence humans have on these places," Mr Green says.