Verb "ascertain"

Present Simple

• I ascertain
• you ascertain
• he, she ascertains
• we ascertain
• you ascertain
• they ascertain

Past Simple

• I ascertained
• you ascertained
• he, she ascertained
• we ascertained
• you ascertained
• they ascertained

Future Simple

• I will ascertain
• you will ascertain
• he, she will ascertain
• we will ascertain
• you will ascertain
• they will ascertain

Present Simple Continuous

• I am ascertaining
• you are ascertaining
• he, she is ascertaining
• we are ascertaining
• you are ascertaining
• they are ascertaining

Past Simple Continuous

• I was ascertaining
• you were ascertaining
• he, she was ascertaining
• we were ascertaining
• you were ascertaining
• they were ascertaining

Future Simple Continuous

• I will be ascertaining
• you will be ascertaining
• he, she will be ascertaining
• we will be ascertaining
• you will be ascertaining
• they will be ascertaining

Present Perfect

• I have ascertained
• you have ascertained
• he, she has ascertained
• we have ascertained
• you have ascertained
• they have ascertained

Past Perfect

• I had ascertained
• you had ascertained
• he, she had ascertained
• we had ascertained
• you had ascertained
• they had ascertained

Future Perfect

• I will have ascertained
• you will have ascertained
• he, she will have ascertained
• we will have ascertained
• you will have ascertained
• they will have ascertained

Present Perfect Continuous

• I have been ascertaining
• you have been ascertaining
• he, she has been ascertaining
• we have been ascertaining
• you have been ascertaining
• they have been ascertaining

Past Perfect Continuous

• I had been ascertaining
• you had been ascertaining
• he, she had been ascertaining
• we had been ascertaining
• you had been ascertaining
• they had been ascertaining

Future Perfect Continuous

• I will have been ascertaining
• you will have been ascertaining
• he, she will have been ascertaining
• we will have been ascertaining
• you will have been ascertaining
• they will have been ascertaining

Present

• I would ascertain
• you would ascertain
• he, she would ascertain
• we would ascertain
• you would ascertain
• they would ascertain

Perfect

• I would have ascertained
• you would have ascertained
• he, she would have ascertained
• we would have ascertained
• you would have ascertained
• they would have ascertained

Present Continuous

• I would be ascertaining
• you would be ascertaining
• he, she would be ascertaining
• we would be ascertaining
• you would be ascertaining
• they would be ascertaining

Perfect Continuous

• I would have been ascertaining
• you would have been ascertaining
• he, she would have been ascertaining
• we would have been ascertaining
• you would have been ascertaining
• they would have been ascertaining

Imperative

• you ascertain
• we Let's ascertain
• you ascertain