Universidad Veracruzana

• Permisos y reglas con el verbo    modal CAN / CAN´T.

• Reglas con el verbo modal HAVE    TO forma afirmativa.

• Verbos que denoten obligación.

• Conectores de secuencia.

• Expresiones para denotar obligación.

https://www.grammar.cl/english/can-could.htm

Modal verb HAVE TO

https://www.curso-de-ingles.de/gramatica/capitulo6/6_1_1_6_need_necesitar.htm

Modals verbs-permission and obligation.

https://learnenglish.britishcouncil.org/grammar/intermediate-to-upper-intermediate/modals-permission-and-obligation

http://www.bbc.co.uk/worldservice/learningenglish/flatmates/episode101/languagepoint.shtml

Modals of obligation

https://www.english-at-home.com/grammar-modals-obligation/

https://www.englishclub.com/grammar/verbs-modals-have-to-must-not.htm

Obligations and requirements

Reading exercise- Modal CAN

https://learnenglishteens.britishcouncil.org/skills/reading/beginner-a1-reading/school-library

Exercise- Modal HAVE TO

https://www.englishexercises.org/makeagame/viewgame.asp?id=8969

Exercise-Modals of obligation

https://www.montsemorales.com/gramatica/PermisOblig.htm

https://www.englishexercises.org/makeagame/viewgame.asp?id=7521

https://www.englishclub.com/grammar/verbs-modals-have-to-must-not-quiz.htm

Listening-Modals of obligation

https://www.elllo.org/english/course/L4-08-Modals-Obligation.htm

https://learnenglishteens.britishcouncil.org/grammar/beginner-grammar/have-must-should-obligation-advice

Video-Talking about obligation