多选题The rhetorical device used in the underlined word in “But this peaceful revolution of hope cannot become the prey of hostile powers. (Para. 9)” is metonymy. ( )多选题Kennedy’s policy towards “his adversary” is fighting from a position of strength. ( )多选题The meaning of “dark” here in “before the dark...self-destruction (Para. 11)” is: evil; sinister; terrible. ( )多选题The rhetorical device used in the underlined words in “If a free society cannot help the many who are poor, it cannot save the few who are rich. (Para. 8)” is synecdoche. ( )多选题Kennedy thinks the word is different now because man has made great progress in science and technology and has not only the power to abolish poverty, but also the power to destroy all forms of human life. ( )