I tamper you tamper she tampers we tamper you tamper they tamper
Present continuous
I am tampering you are tampering she is tampering we are tampering you are tampering they are tampering
Preterite
I tampered you tampered she tampered we tampered you tampered they tampered
Preterite continuous
I was tampering you were tampering she was tampering we were tampering you were tampering they were tampering
Present perfect
I have tampered you have tampered she has tampered we have tampered you have tampered they have tampered
Present perfect continuous
I have been tampering you have been tampering she has been tampering we have been tampering you have been tampering they have been tampering
Pluperfect
I had tampered you had tampered she had tampered we had tampered you had tampered they had tampered
Pluperfect continuous
I had been tampering you had been tampering she had been tampering we had been tampering you had been tampering they had been tampering
Future
I will tamper you will tamper she will tamper we will tamper you will tamper they will tamper
Future continuous
I will be tampering you will be tampering she will be tampering we will be tampering you will be tampering they will be tampering
Future perfect
I will have tampered you will have tampered she will have tampered we will have tampered you will have tampered they will have tampered
Future perfect continuous
I will have been tampering you will have been tampering she will have been tampering we will have been tampering you will have been tampering they will have been tampering
Conditional
Present
I would tamper you would tamper she would tamper we would tamper you would tamper they would tamper
Present continuous
I would be tampering you would be tampering she would be tampering we would be tampering you would be tampering they would be tampering
Past
I would have tampered you would have tampered she would have tampered we would have tampered you would have tampered they would have tampered
Past continuous
I would have been tampering you would have been tampering she would have been tampering we would have been tampering you would have been tampering they would have been tampering