459.Overpopulation is a terrible threat to the human race.Yet it is probably ______ a threat to the human race than environment destruction.
A.no more
B.not more
C.even more
D.little more
460.With the speed-up of the railway,now you can get to your destination ______ by train.
A.fast
B.faster
C.fastest
D.the fastest
459.答案是B;考查no+比较级+than和not+比较级+than的区别。no+比较级+than和…一样不…；not+比较级+than 不比…更…。此题由yet得知，人口过剩问题并不比环境破坏对人类威胁更大。
460.答案是B;由with the speed-up of the railway暗示，应用比较级。
