Fill in the Blanks Modal Verbs with CanOnline version A Fill in the Blanks game to practice using the modal verb 'can' in different situations. by Playa Luna 1 bathroom permission 'Can' verbs possibility ask 'can' requests can swim' obligation 'Can talk ability 'Can' 'Can' offers versatile permission situations Modal verbs possibility are used to express , , , and . One of the most common modal is . 'Can' is used to about ability or . For example , 'I means that I have the ability to swim . can also be used to for . For example , 'Can I go to the ? ' is asking for permission to leave the room . is also used to make or . For example , you help me ? ' is asking for assistance . is a modal verb that is used in many different .