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