Regular verb: think back - think backed - think backed
Warning, this verb may not exist. Conjugation is given as example.
Affirmation
Simple form
I'll think back you'll think back he'll think back we'll think back you'll think back they'll think back
V-ing form
I'll be think backing you'll be think backing he'll be think backing we'll be think backing you'll be think backing they'll be think backing
Perfect
I'll have think backed you'll have think backed he'll have think backed we'll have think backed you'll have think backed they'll have think backed
V-ing perfect
I'll have been think backing you'll have been think backing he'll have been think backing we'll have been think backing you'll have been think backing they'll have been think backing
Negation
Simple form
I won't think back you won't think back he won't think back we won't think back you won't think back they won't think back
V-ing form
I won't be think backing you won't be think backing he won't be think backing we won't be think backing you won't be think backing they won't be think backing
Perfect
I won't have think backed you won't have think backed he won't have think backed we won't have think backed you won't have think backed they won't have think backed
V-ing perfect
I won't have been think backing you won't have been think backing he won't have been think backing we won't have been think backing you won't have been think backing they won't have been think backing
Interrogative form
Simple form
will I think back? will you think back? will he think back? will we think back? will you think back? will they think back?
V-ing form
will I be think backing? will you be think backing? will he be think backing? will we be think backing? will you be think backing? will they be think backing?
Perfect
will I have think backed? will you have think backed? will he have think backed? will we have think backed? will you have think backed? will they have think backed?
V-ing perfect
will I have been think backing? will you have been think backing? will he have been think backing? will we have been think backing? will you have been think backing? will they have been think backing?
Interro-negative form
Simple form
won't I think back? won't you think back? won't he think back? won't we think back? won't you think back? won't they think back?
V-ing form
won't I be think backing? won't you be think backing? won't he be think backing? won't we be think backing? won't you be think backing? won't they be think backing?
Perfect
won't I have think backed? won't you have think backed? won't he have think backed? won't we have think backed? won't you have think backed? won't they have think backed?
V-ing perfect
won't I have been think backing? won't you have been think backing? won't he have been think backing? won't we have been think backing? won't you have been think backing? won't they have been think backing?