固有的、本来的
A. inherent
B. true
C. initial
D. right
can't help but
A. 不会帮助
B. 可以帮助,但是...
C. 只能做、一定会
D. 无能为力
Destruction of the original forest leads to the ___ of many plants.
A. extinction
B. state
C. situation
D. extend
flocks of的同义词
A. groups of
B. flood of
C. stuck in
D. emergein