题目

阅读短文，将所给的词填入文中恰当的位置，使文章完整通顺。 jump   helpful   run   no   big     You must know elephants. They are very . They have a long trunk (鼻子). Their ears are like a fan. Elephants can very fast. Can an elephant jump? The answer is . It's because an elephant is too heavy. Another reason is that the bones (骨头) in an elephant's feet are closely packed together (紧紧包裹在一起). This makes an elephant not have the flexibility (韧性) to . But elephants can carry a lot of things. They are . 答案：【1】big【2】run【3】no【4】jump【5】helpful

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