LINKS PARA TRABAJAR EL VERBO CAN

http://www.inglesmundial.com/I9/grammar.htm

http://www.shertonenglish.com/resources/es/main-verbs/can.php

http://learnenglishkids.britishcouncil.org/en/songs/i-can-run

http://grammar-quizzes.com/modal4.html