English verb conjugation
MAY TIMBER

Regular verb: timber - timbered - timbered

Affirmation

Simple form	V-ing form
I may timber you may timber he may timber we may timber you may timber they may timber	I may be timbering you may be timbering he may be timbering we may be timbering you may be timbering they may be timbering
Perfect	V-ing perfect
I may have timbered you may have timbered he may have timbered we may have timbered you may have timbered they may have timbered	I may have been timbering you may have been timbering he may have been timbering we may have been timbering you may have been timbering they may have been timbering

Negation

Simple form	V-ing form
I may not timber you may not timber he may not timber we may not timber you may not timber they may not timber	I may not be timbering you may not be timbering he may not be timbering we may not be timbering you may not be timbering they may not be timbering
Perfect	V-ing perfect
I may not have timbered you may not have timbered he may not have timbered we may not have timbered you may not have timbered they may not have timbered	I may not have been timbering you may not have been timbering he may not have been timbering we may not have been timbering you may not have been timbering they may not have been timbering

Interrogative form

Simple form	V-ing form
may I timber? may you timber? may he timber? may we timber? may you timber? may they timber?	may I be timbering? may you be timbering? may he be timbering? may we be timbering? may you be timbering? may they be timbering?
Perfect	V-ing perfect
may I have timbered? may you have timbered? may he have timbered? may we have timbered? may you have timbered? may they have timbered?	may I have been timbering? may you have been timbering? may he have been timbering? may we have been timbering? may you have been timbering? may they have been timbering?

Interro-negative form

Simple form	V-ing form
may I not timber? may you not timber? may he not timber? may we not timber? may you not timber? may they not timber?	may I not be timbering? may you not be timbering? may he not be timbering? may we not be timbering? may you not be timbering? may they not be timbering?
Perfect	V-ing perfect
may I not have timbered? may you not have timbered? may he not have timbered? may we not have timbered? may you not have timbered? may they not have timbered?	may I not have been timbering? may you not have been timbering? may he not have been timbering? may we not have been timbering? may you not have been timbering? may they not have been timbering?