YDS CÜMLE ATMA / TEST 4 14. Soru

14.

- (I) The grey African parrot named Nikiski is a
really scientific sensation. (II) Nikiski is one of
the most advanced users of human language in
the animal world. (III) Its vocabulary consists of
950 words. (IV) It has also the ability to use the
right grammar forms of verbs. (V) Parrots are
able to mimic the human voice very well.