6). Put the words in the correct order. 1. and/Alex/to look/professor/around/decided. 2. went/They/to look/a dangerous/for/journey/the/the/of/earth/center/on. 3. huge/They/elephants/saw. 4. raft/broke/Their/rocks/against. 5.found/a/They/old/knife/very. 6.in/They/were/earth/the/center/the/of.