【单选题】听力原文: No living creature, plant or animal, can exist in complete isolation. An animal is bound to depend on other living creatures, ultimately plants, for its food supply it must also depend upon the ...
A.
They eat or destroy plants.
B.
They provide plants with continued oxygen supply.
C.
Their manure is eaten by plants.
D.
Their manure improves the quality of soil which plants live on.
【单选题】下面程序的运行结果是( )。class Animal{ public Animal(){ System.out.println("I'm an animal."); }}class Bird extends Animal{ public Bird(){ System.out.println("I'm a bird."); }}public class AnimalTest{ ...
【简答题】完形填空。 Known as the Animal Lady in this area which I lived in, I was always asked to lend a hand in animal 1 . One afternoon three little neighbor girls ran up 2 my door, saying a baby squirrel was on ...