The removal of coral, either for souvenirs collected by the public or for commercial sale by tourist enterprises, ______ some coastal regions of Australia and elsewhere.
A、develops
B、threatens
C、promotes
D、improves
【正确答案】：B
The removal of coral, either for souvenirs collected by the publ
- 2024-08-31 01:41:06
- 英语科技文选(00836)