I do not chew you do not chew he does not chew we do not chew you do not chew they do not chew
Present continuous
I am not chewing you are not chewing he is not chewing we are not chewing you are not chewing they are not chewing
Preterite
I did not chew you did not chew he did not chew we did not chew you did not chew they did not chew
Preterite continuous
I was not chewing you were not chewing he was not chewing we were not chewing you were not chewing they were not chewing
Present perfect
I have not chewed you have not chewed he has not chewed we have not chewed you have not chewed they have not chewed
Present perfect continuous
I have not been chewing you have not been chewing he has not been chewing we have not been chewing you have not been chewing they have not been chewing
Pluperfect
I had not chewed you had not chewed he had not chewed we had not chewed you had not chewed they had not chewed
Pluperfect continuous
I had not been chewing you had not been chewing he had not been chewing we had not been chewing you had not been chewing they had not been chewing
Future
I will not chew you will not chew he will not chew we will not chew you will not chew they will not chew
Future continuous
I will not be chewing you will not be chewing he will not be chewing we will not be chewing you will not be chewing they will not be chewing
Future perfect
I will not have chewed you will not have chewed he will not have chewed we will not have chewed you will not have chewed they will not have chewed
Future perfect continuous
I will not have been chewing you will not have been chewing he will not have been chewing we will not have been chewing you will not have been chewing they will not have been chewing
Conditional
Present
I would not chew you would not chew he would not chew we would not chew you would not chew they would not chew
Present continuous
I would not be chewing you would not be chewing he would not be chewing we would not be chewing you would not be chewing they would not be chewing
Past
I would not have chewed you would not have chewed he would not have chewed we would not have chewed you would not have chewed they would not have chewed
Past continuous
I would not have been chewing you would not have been chewing he would not have been chewing we would not have been chewing you would not have been chewing they would not have been chewing