shall bumble
Regular verb: bumble - bumbled- bumbled

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shall bumble
you shall bumble
he shall bumble
we shall bumble
you shall bumble
they shall bumble 	I shall be bumbling
you shall be bumbling
he shall be bumbling
we shall be bumbling
you shall be bumbling
they shall be bumbling	I shall have bumbled
you shall have bumbled
he shall have bumbled
we shall have bumbled
you shall have bumbled
they shall have bumbled	I shall have been bumbling
you shall have been bumbling
he shall have been bumbling
we shall have been bumbling
you shall have been bumbling
they shall have been bumbling	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shall not bumble
you shall not bumble
he shall not bumble
we shall not bumble
you shall not bumble
they shall not bumble 	I shall not be bumbling
you shall not be bumbling
he shall not be bumbling
we shall not be bumbling
you shall not be bumbling
they shall not be bumbling	I shall not have bumbled
you shall not have bumbled
he shall not have bumbled
we shall not have bumbled
you shall not have bumbled
they shall not have bumbled	I shall not have been bumbling
you shall not have been bumbling
he shall not have been bumbling
we shall not have been bumbling
you shall not have been bumbling
they shall not have been bumbling	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shall I bumble?
shall you bumble?
shall he bumble?
shall we bumble?
shall you bumble?
shall they bumble? 	shall I be bumbling?
shall you be bumbling?
shall he be bumbling?
shall we be bumbling?
shall you be bumbling?
shall they be bumbling? 	shall I have bumbled?
shall you have bumbled?
shall he have bumbled?
shall we have bumbled?
shall you have bumbled?
shall they have bumbled? 	shall I have been bumbling?
shall you have been bumbling?
shall he have been bumbling?
shall we have been bumbling?
shall you have been bumbling?
shall they have been bumbling? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shall I not bumble?
shall you not bumble?
shall he not bumble?
shall we not bumble?
shall you not bumble?
shall they not bumble? 	shall I not be bumbling?
shall you not be bumbling?
shall he not be bumbling?
shall we not be bumbling?
shall you not be bumbling?
shall they not be bumbling? 	shall I not have bumbled?
shall you not have bumbled?
shall he not have bumbled?
shall we not have bumbled?
shall you not have bumbled?
shall they not have bumbled? 	shall I not have been bumbling?
shall you not have been bumbling?
shall he not have been bumbling?
shall we not have been bumbling?
shall you not have been bumbling?
shall they not have been bumbling?