Froggy Jumps modal verbsVersión en línea modal verbs por laura maria delgado galvan 1 Can is used to express a Ability b democracy c respect 2 could is used to express: a future b possibility and ability c past 3 may is used to express: a doubt in future tense b possibility and permissions c ability 4 might is used to express: a possibility b ability c formal 5 will is used express: a future b past c present 6 should is used to express: a Suggestions b notices c Warnings 7 ought to is used to express: a respect b formal advice c warnings 8 must is used to express: a indicates obligation b indicates possibility c indicates ability 9 would is used for a ask for favors b express one ability c express possibility