Overpopulation poses a terrible threat to the human race.Yet it is probably _______a threat to the human race than envir
问题描述：
Overpopulation poses a terrible threat to the human race.Yet it is probably _______a threat to the human race than environmental destruction.
[A]no more [B] not more[C] even more [D] much more
答
it is not more a threat...than.
...比起...来说还不算太威胁.
not more不是更..