2、根据短文内容在空格处填入一个适当的单词，使短文的意思完整，需填单词的第一个字母已经给出。
It is well-known that man is
much cleverer than any animal. But which is the cleverest a_______(1) the animals？ Some scientists t_______(2) it should be
Alex， an African
grey parrot. He is unlike any other animal. He can really t_______(3) with people！
When he says “come here”， he really w_______(4) someone to come up to him.“
“Alex is as clever as a c_______(5) of 2 or 3 years old，” says Dr. Pepperberg. “He does not just repeat the s_______(6) he has been
taught. He u_______(7) the words！”
Alex can tell about 50
d_______(8) things， name 7 colours and count from 1 to
6. Is the parrot actually thinking in the w_______ (9) how man does？ Nobody can say. But the q_______ (10) is very
interesting.
答案与解析
本文论述了非洲灰色鹦鹉被一些科学家认为是最聪明的动物。