I am sipping you are sipping she is sipping we are sipping you are sipping they are sipping
Preterite
I sipped you sipped she sipped we sipped you sipped they sipped
Preterite continuous
I was sipping you were sipping she was sipping we were sipping you were sipping they were sipping
Present perfect
I have sipped you have sipped she has sipped we have sipped you have sipped they have sipped
Present perfect continuous
I have been sipping you have been sipping she has been sipping we have been sipping you have been sipping they have been sipping
Pluperfect
I had sipped you had sipped she had sipped we had sipped you had sipped they had sipped
Pluperfect continuous
I had been sipping you had been sipping she had been sipping we had been sipping you had been sipping they had been sipping
Future
I will sip you will sip she will sip we will sip you will sip they will sip
Future continuous
I will be sipping you will be sipping she will be sipping we will be sipping you will be sipping they will be sipping
Future perfect
I will have sipped you will have sipped she will have sipped we will have sipped you will have sipped they will have sipped
Future perfect continuous
I will have been sipping you will have been sipping she will have been sipping we will have been sipping you will have been sipping they will have been sipping
Conditional
Present
I would sip you would sip she would sip we would sip you would sip they would sip
Present continuous
I would be sipping you would be sipping she would be sipping we would be sipping you would be sipping they would be sipping
Past
I would have sipped you would have sipped she would have sipped we would have sipped you would have sipped they would have sipped
Past continuous
I would have been sipping you would have been sipping she would have been sipping we would have been sipping you would have been sipping they would have been sipping