modal verbs b could c may d. can't e modal verbs of prohibition modal verbs of permission 1. Modal verbs used as opposite of giving permission 2. A modal normally used to show inability 3. These are used to express permission prohibition or obligation 4 Used in the most formal way to ask for permission 5. A modal used to say that someone is allowed to do something in the past Directions: Encircle the letter of the correct answer. b. may b. may 6. You respect your parents a can't c. must d. could 7. Thank you for calling Mat's Resto How I be of service? a could c. must d may not 8. We go out of our houses to avoid being infected by Covid-19. a could c. must not d. may not 9.1 uphold the ethics and norms of the society where belong a could C must not d. should 10. With God! do all things a. could C. can d. should b. may b. may b. may​