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　　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 form 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．

1．________　2．________　3．________　4．________　5．________

6．________　7．________　8．________　9．________　10．________