<prompt> Unda orodha ya vitabu 5 vya zamani vilivyochapishwa katika karne ya 20.  <response>: 1. To Kill a Mockingbird na Harper Lee 1960 2. 1984 na George Orwell 1949 3. The Great Gatsby na F. Scott Fitzgerald 1925 4. Lord of the Flies na William Golding 1954 5. Macho Yao Yalikuwa Yakimtazama Mungu na Zora Neale Hurston 1937 