Present

• I know
• you know
• he/she/it knows
• we know
• you know
• they know

Preterite

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

Present continuous

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

Present perfect

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

Future

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

Future perfect

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

Past continous

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

Past perfect

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

Future continuous

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

Present perfect continuous

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

Past perfect continuous

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

Future perfect continuous

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

Present

• knowing

Past

• known

• having known