题目内容：
请在4处填写正确答案。
A．Roadrunners can also become friendly with people B．People laugh when it runs because it looks so funny
C．It is a bird, but it can only fly about as much as a chicken can
D．In early spring, the bird doesn't eat anything
E．Another couple feeds a pair of roadrunners that go right into the house
F．In the spring, a male roadrunner begins looking for a female as a mate.
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答案解析：