This kind of bird is _____, and we shoul
问题:
This kind of bird is _____, and we should do what we can to _____ it. [ ]
A. dangerous, save
B. endangering, protect
C. in dangers, save
D. in danger, protect
This kind of bird is _____, and we should do what we can to _____ it. [ ]
A. dangerous, save
B. endangering, protect
C. in dangers, save
D. in danger, protect