sing

• I sing
• you sing
• you sing
• he/she/it sings
• we sing
• they sing

• I sang
• you sang
• you sang
• he/she/it sang
• we sang
• they sang

• I am singing
• you are singing
• you are singing
• he/she/it is singing
• we are singing
• they are singing

• I have sung
• you have sung
• you have sung
• he/she/it has sung
• we have sung
• they have sung

• I will sing
• you will sing
• you will sing
• he/she/it will sing
• we will sing
• they will sing

• I will have sung
• you will have sung
• you will have sung
• he/she/it will have sung
• we will have sung
• they will have sung

• I was singing
• you were singing
• you were singing
• he/she/it was singing
• we were singing
• they were singing

• I had sung
• you had sung
• you had sung
• he/she/it had sung
• we had sung
• they had sung

• I will be singing
• you will be singing
• you will be singing
• he/she/it will be singing
• we will be singing
• they will be singing

• I have been singing
• you have been singing
• you have been singing
• he/she/it has been singing
• we have been singing
• they have been singing

• I had been singing
• you had been singing
• you had been singing
• he/she/it had been singing
• we had been singing
• they had been singing

• I will have been singing
• you will have been singing
• you will have been singing
• he/she/it will have been singing
• we will have been singing
• they will have been singing

• singing

• sung

• having sung