模拟题:雅思阅读T/F/NG模拟试题(1)

When was the last time you saw a frog？ Chances are, if you live in a city, you have not seen one for some time. Even in wet areas once teeming with frogs and toads, it is becoming less and less easy to find those slimy, hopping and sometimes poisonous members of the animal kingdom.