present
I suppose
You suppose
He supposes
She supposes
It supposes
We suppose
They suppose
past
I supposed
You supposed
He supposed
She supposed
It supposed
We supposed
They supposed
future
I will suppose
You will suppose
He will suppose
She will suppose
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We will suppose
They will suppose
conditional
I would suppose
You would suppose
He would suppose
She would suppose
It would suppose
We would suppose
They would suppose