Verbo regular: concentrate - concentrated - concentrated
Indicativo
Presente
I concentrate you concentrate she concentrates we concentrate you concentrate they concentrate
Presente contínuo
I am concentrating you are concentrating she is concentrating we are concentrating you are concentrating they are concentrating
Pretérito
I concentrated you concentrated she concentrated we concentrated you concentrated they concentrated
Preterito contínuo
I was concentrating you were concentrating she was concentrating we were concentrating you were concentrating they were concentrating
Presente perfeito
I have concentrated you have concentrated she has concentrated we have concentrated you have concentrated they have concentrated
Presente perfeito contínuo
I have been concentrating you have been concentrating she has been concentrating we have been concentrating you have been concentrating they have been concentrating
Mais perfeito
I had concentrated you had concentrated she had concentrated we had concentrated you had concentrated they had concentrated
Contínuo mais perfeito
I had been concentrating you had been concentrating she had been concentrating we had been concentrating you had been concentrating they had been concentrating
Futuro
I will concentrate you will concentrate she will concentrate we will concentrate you will concentrate they will concentrate
Futuro contínuo
I will be concentrating you will be concentrating she will be concentrating we will be concentrating you will be concentrating they will be concentrating
futuro perfeito
I will have concentrated you will have concentrated she will have concentrated we will have concentrated you will have concentrated they will have concentrated
futuro perfeito contínuo
I will have been concentrating you will have been concentrating she will have been concentrating we will have been concentrating you will have been concentrating they will have been concentrating
Condicional
Presente
I would concentrate you would concentrate she would concentrate we would concentrate you would concentrate they would concentrate
Presente contínuo
I would be concentrating you would be concentrating she would be concentrating we would be concentrating you would be concentrating they would be concentrating
Passado
I would have concentrated you would have concentrated she would have concentrated we would have concentrated you would have concentrated they would have concentrated
Passado contínuo
I would have been concentrating you would have been concentrating she would have been concentrating we would have been concentrating you would have been concentrating they would have been concentrating