English verb conjugation
MUST MOTORBOAT

Regular verb: motorboat - motorboated - motorboated

Affirmation

Simple form	V-ing form
I must motorboat you must motorboat she must motorboat we must motorboat you must motorboat they must motorboat	I must be motorboating you must be motorboating she must be motorboating we must be motorboating you must be motorboating they must be motorboating
Perfect	V-ing perfect
I must have motorboated you must have motorboated she must have motorboated we must have motorboated you must have motorboated they must have motorboated	I must have been motorboating you must have been motorboating she must have been motorboating we must have been motorboating you must have been motorboating they must have been motorboating

Negation

Simple form	V-ing form
I must not motorboat you must not motorboat she must not motorboat we must not motorboat you must not motorboat they must not motorboat	I must not be motorboating you must not be motorboating she must not be motorboating we must not be motorboating you must not be motorboating they must not be motorboating
Perfect	V-ing perfect
I must not have motorboated you must not have motorboated she must not have motorboated we must not have motorboated you must not have motorboated they must not have motorboated	I must not have been motorboating you must not have been motorboating she must not have been motorboating we must not have been motorboating you must not have been motorboating they must not have been motorboating

Interrogative form

Simple form	V-ing form
must I motorboat? must you motorboat? must she motorboat? must we motorboat? must you motorboat? must they motorboat?	must I be motorboating? must you be motorboating? must she be motorboating? must we be motorboating? must you be motorboating? must they be motorboating?
Perfect	V-ing perfect
must I have motorboated? must you have motorboated? must she have motorboated? must we have motorboated? must you have motorboated? must they have motorboated?	must I have been motorboating? must you have been motorboating? must she have been motorboating? must we have been motorboating? must you have been motorboating? must they have been motorboating?

Interro-negative form

Simple form	V-ing form
must I not motorboat? must you not motorboat? must she not motorboat? must we not motorboat? must you not motorboat? must they not motorboat?	must I not be motorboating? must you not be motorboating? must she not be motorboating? must we not be motorboating? must you not be motorboating? must they not be motorboating?
Perfect	V-ing perfect
must I not have motorboated? must you not have motorboated? must she not have motorboated? must we not have motorboated? must you not have motorboated? must they not have motorboated?	must I not have been motorboating? must you not have been motorboating? must she not have been motorboating? must we not have been motorboating? must you not have been motorboating? must they not have been motorboating?