I am tubbing you are tubbing he is tubbing we are tubbing you are tubbing they are tubbing
Preterite
I tubbed you tubbed he tubbed we tubbed you tubbed they tubbed
Preterite continuous
I was tubbing you were tubbing he was tubbing we were tubbing you were tubbing they were tubbing
Present perfect
I have tubbed you have tubbed he has tubbed we have tubbed you have tubbed they have tubbed
Present perfect continuous
I have been tubbing you have been tubbing he has been tubbing we have been tubbing you have been tubbing they have been tubbing
Pluperfect
I had tubbed you had tubbed he had tubbed we had tubbed you had tubbed they had tubbed
Pluperfect continuous
I had been tubbing you had been tubbing he had been tubbing we had been tubbing you had been tubbing they had been tubbing
Future
I will tub you will tub he will tub we will tub you will tub they will tub
Future continuous
I will be tubbing you will be tubbing he will be tubbing we will be tubbing you will be tubbing they will be tubbing
Future perfect
I will have tubbed you will have tubbed he will have tubbed we will have tubbed you will have tubbed they will have tubbed
Future perfect continuous
I will have been tubbing you will have been tubbing he will have been tubbing we will have been tubbing you will have been tubbing they will have been tubbing
Conditional
Present
I would tub you would tub he would tub we would tub you would tub they would tub
Present continuous
I would be tubbing you would be tubbing he would be tubbing we would be tubbing you would be tubbing they would be tubbing
Past
I would have tubbed you would have tubbed he would have tubbed we would have tubbed you would have tubbed they would have tubbed
Past continuous
I would have been tubbing you would have been tubbing he would have been tubbing we would have been tubbing you would have been tubbing they would have been tubbing