Regular verb: strum - strummed - strummed
Simple form | V-ing form |
I must strum you must strum she must strum we must strum you must strum they must strum | I must be strumming you must be strumming she must be strumming we must be strumming you must be strumming they must be strumming |
Perfect | V-ing perfect |
I must have strummed you must have strummed she must have strummed we must have strummed you must have strummed they must have strummed | I must have been strumming you must have been strumming she must have been strumming we must have been strumming you must have been strumming they must have been strumming |
Simple form | V-ing form |
I must not strum you must not strum she must not strum we must not strum you must not strum they must not strum | I must not be strumming you must not be strumming she must not be strumming we must not be strumming you must not be strumming they must not be strumming |
Perfect | V-ing perfect |
I must not have strummed you must not have strummed she must not have strummed we must not have strummed you must not have strummed they must not have strummed | I must not have been strumming you must not have been strumming she must not have been strumming we must not have been strumming you must not have been strumming they must not have been strumming |
Simple form | V-ing form |
must I strum? must you strum? must she strum? must we strum? must you strum? must they strum? | must I be strumming? must you be strumming? must she be strumming? must we be strumming? must you be strumming? must they be strumming? |
Perfect | V-ing perfect |
must I have strummed? must you have strummed? must she have strummed? must we have strummed? must you have strummed? must they have strummed? | must I have been strumming? must you have been strumming? must she have been strumming? must we have been strumming? must you have been strumming? must they have been strumming? |
Simple form | V-ing form |
must I not strum? must you not strum? must she not strum? must we not strum? must you not strum? must they not strum? | must I not be strumming? must you not be strumming? must she not be strumming? must we not be strumming? must you not be strumming? must they not be strumming? |
Perfect | V-ing perfect |
must I not have strummed? must you not have strummed? must she not have strummed? must we not have strummed? must you not have strummed? must they not have strummed? | must I not have been strumming? must you not have been strumming? must she not have been strumming? must we not have been strumming? must you not have been strumming? must they not have been strumming? |