Fill in the Blanks Reading Comprehension_KanziOnline version Complete the sentences according to the reading. by Astrid Elena Betancur Castrillón 1 knives United States understands bonobos 29 1 . Kanzi is years old . 2 . Kanzi lives in . 3 . Kanzi about 3 , 000 words . 4 . Kanzi can make . 5 . There are 10 , 000 to 50 , 000 in the world .