Conjugación del verbo inglés
COULD BOAST

Verbo regular: boast - boasted - boasted

Afirmación

Forma simple	Forma con V-ing
I could boast you could boast she could boast we could boast you could boast they could boast	I could be boasting you could be boasting she could be boasting we could be boasting you could be boasting they could be boasting
Perfecto	Perfecto con V-ing
I could have boasted you could have boasted she could have boasted we could have boasted you could have boasted they could have boasted	I could have been boasting you could have been boasting she could have been boasting we could have been boasting you could have been boasting they could have been boasting

Negación

Forma simple	Forma con V-ing
I could not boast you could not boast she could not boast we could not boast you could not boast they could not boast	I could not be boasting you could not be boasting she could not be boasting we could not be boasting you could not be boasting they could not be boasting
Perfecto	Perfecto con V-ing
I could not have boasted you could not have boasted she could not have boasted we could not have boasted you could not have boasted they could not have boasted	I could not have been boasting you could not have been boasting she could not have been boasting we could not have been boasting you could not have been boasting they could not have been boasting

Forma interrogativa

Forma simple	Forma con V-ing
could I boast? could you boast? could she boast? could we boast? could you boast? could they boast?	could I be boasting? could you be boasting? could she be boasting? could we be boasting? could you be boasting? could they be boasting?
Perfecto	Perfecto con V-ing
could I have boasted? could you have boasted? could she have boasted? could we have boasted? could you have boasted? could they have boasted?	could I have been boasting? could you have been boasting? could she have been boasting? could we have been boasting? could you have been boasting? could they have been boasting?

Forma interro-negativa

Forma simple	Forma con V-ing
could I not boast? could you not boast? could she not boast? could we not boast? could you not boast? could they not boast?	could I not be boasting? could you not be boasting? could she not be boasting? could we not be boasting? could you not be boasting? could they not be boasting?
Perfecto	Perfecto con V-ing
could I not have boasted? could you not have boasted? could she not have boasted? could we not have boasted? could you not have boasted? could they not have boasted?	could I not have been boasting? could you not have been boasting? could she not have been boasting? could we not have been boasting? could you not have been boasting? could they not have been boasting?