B. VOCABULARY AND EXPRESSION 

1.Of the six people in the plane when it crashed, only one ________.  

A. existed B. lived C. hurt D. survived 

2.The cattle drank from a river polluted with toxic chemicals. 

A. waste B. colorless C. odorless D. poisonous 

3.The charity is totally dependent ________ money from the public. 

A. from B. in C. upon D. with 

4. When the wastes are poured into the atmosphere, the air becomes contaminated and unpleasant to breathe. 

A. dense B. dirty C. pure D. spoiled 

5.They were sent to a local ______ right after their parents’ death.  

A. orphanage B. hospital C. park D. prison 

6.Cuc Phuong National Park is _______160 km South West of Ha Noi. 

A. lied B. established C. abandoned D. located 

7.  Nearly 1,000 of the world's bird species are _________ with extinction. 

A. threatened B. endangered C. protected D. abandoned 

8. Many people come to the national parks to see the work being done to protect endangered species. 

A. plants or animals that may be dangerous to people 

B. plants or animals that disappeared from the world 

C. plants or animals that are about to die 

D. plants or animals that may soon become extinct 

9. Scientists are now researching new measures to prevent ________ levels from rising. 

A. pollute B. polluted C. polluting D. pollution 

10. This park is the orphanage where lots of orphaned and abandoned animals are __________. 

A. looked after B. involved in C. dealt with D. moved in