English verb conjugation
MUST CLEAVE

Irregular verb: cleave - cleaved, cleft, clove - cleaved, cleft, cloven

Affirmation

Simple form	V-ing form
I must cleave you must cleave he must cleave we must cleave you must cleave they must cleave	I must be cleaving you must be cleaving he must be cleaving we must be cleaving you must be cleaving they must be cleaving
Perfect	V-ing perfect
I must have cleaved, cleft, cloven you must have cleaved, cleft, cloven he must have cleaved, cleft, cloven we must have cleaved, cleft, cloven you must have cleaved, cleft, cloven they must have cleaved, cleft, cloven	I must have been cleaving you must have been cleaving he must have been cleaving we must have been cleaving you must have been cleaving they must have been cleaving

Negation

Simple form	V-ing form
I must not cleave you must not cleave he must not cleave we must not cleave you must not cleave they must not cleave	I must not be cleaving you must not be cleaving he must not be cleaving we must not be cleaving you must not be cleaving they must not be cleaving
Perfect	V-ing perfect
I must not have cleaved, cleft, cloven you must not have cleaved, cleft, cloven he must not have cleaved, cleft, cloven we must not have cleaved, cleft, cloven you must not have cleaved, cleft, cloven they must not have cleaved, cleft, cloven	I must not have been cleaving you must not have been cleaving he must not have been cleaving we must not have been cleaving you must not have been cleaving they must not have been cleaving

Interrogative form

Simple form	V-ing form
must I cleave? must you cleave? must he cleave? must we cleave? must you cleave? must they cleave?	must I be cleaving? must you be cleaving? must he be cleaving? must we be cleaving? must you be cleaving? must they be cleaving?
Perfect	V-ing perfect
must I have cleaved, cleft, cloven? must you have cleaved, cleft, cloven? must he have cleaved, cleft, cloven? must we have cleaved, cleft, cloven? must you have cleaved, cleft, cloven? must they have cleaved, cleft, cloven?	must I have been cleaving? must you have been cleaving? must he have been cleaving? must we have been cleaving? must you have been cleaving? must they have been cleaving?

Interro-negative form

Simple form	V-ing form
must I not cleave? must you not cleave? must he not cleave? must we not cleave? must you not cleave? must they not cleave?	must I not be cleaving? must you not be cleaving? must he not be cleaving? must we not be cleaving? must you not be cleaving? must they not be cleaving?
Perfect	V-ing perfect
must I not have cleaved, cleft, cloven? must you not have cleaved, cleft, cloven? must he not have cleaved, cleft, cloven? must we not have cleaved, cleft, cloven? must you not have cleaved, cleft, cloven? must they not have cleaved, cleft, cloven?	must I not have been cleaving? must you not have been cleaving? must he not have been cleaving? must we not have been cleaving? must you not have been cleaving? must they not have been cleaving?