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