"13806404-n"^^ . "present perfect"^^ . . "0"^^ . . . . "0"^^ . "113806404"^^ . . . "present perfect"@en-us . . "a perfective tense used to express action completed in the present; \"`I have finished' is an example of the present perfect\""@en-us . . "113026094"@en-us . . . "present perfect tense"@en-us .