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    Learn Regular verbs Concern
Choose category
Conjugate
Infinitive
concern
Past simple
concerned
Past participle
concerned
Gerund
concerning
Conjugation of verb "To concern"
Present Simple
Affirmative
I concern.
You concern.
We concern.
He/She/It concerns.
You concern.
They concern.
Negative
I do not concern.
You do not concern.
We do not concern.
He/She/It does not concern.
You do not concern.
They do not concern.
Interrogative
Do I concern?
Do you concern?
Do we concern?
Does he/she/it concern?
Do you concern?
Do they concern?


Present Simple Continuous
Affirmative
I am concerning.
You are concerning.
We are concerning.
He/She/It is concerning.
You are concerning.
They are concerning.
Negative
I am not concerning.
You are not concerning.
We are not concerning.
He/She/It is not concerning.
You are not concerning.
They are not concerning.
Interrogative
Am I concerning?
Are you concerning?
Are we concerning?
Is he/she/it concerning?
Are you concerning?
Are they concerning?


Past Simple
Affirmative
I concerned.
You concerned.
We concerned.
He/She/It concerned.
You concerned.
They concerned.
Negative
I did not concern.
You did not concern.
We did not concern.
He/She/It did not concern.
You did not concern.
They did not concern.
Interrogative
Did I concern?
Did you concern?
Did we concern?
Did he/she/it concern?
Did you concern?
Did they concern?


Past Continuous
Affirmative
I was concerning.
You were concerning.
We were concerning.
He/She/It was concerning.
You were concerning.
They were concerning.
Negative
I was not concerning.
You were not concerning.
We were not concerning.
He/She/It was not concerning.
You were not concerning.
They were not concerning.
Interrogative
Was I concerning?
Were you concerning?
Were we concerning?
Was he/she/it concerning?
Were you concerning?
Were they concerning?


Future Simple
Affirmative
I will concern.
You will concern.
We will concern.
He/She/It will concern.
You will concern.
They will concern.
Negative
I will not concern.
You will not concern.
We will not concern.
He/She/It will not concern.
You will not concern.
They will not concern.
Interrogative
Will I concern?
Will you concern?
Will we concern?
Will he/she/it concern?
Will you concern?
Will they concern?


Present Perfect Simple
Affirmative
I have concerned.
You have concerned.
We have concerned.
He/She/It has concerned.
You have concerned.
They have concerned.
Negative
I have not concerned.
You have not concerned.
We have not concerned.
He/She/It has not concerned.
You have not concerned.
They have not concerned.
Interrogative
Have I concerned?
Have you concerned?
Have we concerned?
Has he/she/it concerned?
Have you concerned?
Have they concerned?


Present Perfect Continuous
Affirmative
I have been concerning.
You have been concerning.
We have been concerning.
He/She/It has been concerning.
You have been concerning.
They have been concerning.
Negative
I have not been concerning.
You have not been concerning.
We have not been concerning.
He/She/It has not been concerning.
You have not been concerning.
They have not been concerning.
Interrogative
Have I been concerning?
Have you been concerning?
Have we been concerning?
Has he/she/it been concerning?
Have you been concerning?
Have they been concerning?


Past Perfect Simple
Affirmative
I had concerned.
You had concerned.
We had concerned.
He/She/It had concerned.
You had concerned.
They had concerned.
Negative
I had not concerned.
You had not concerned.
We had not concerned.
He/She/It had not concerned.
You had not concerned.
They had not concerned.
Interrogative
Had I concerned?
Had you concerned?
Had we concerned?
Had he/she/it concerned?
Had you concerned?
Had they concerned?


Past Perfect Continuous
Affirmative
I had been concerning.
You had been concerning.
We had been concerning.
He/She/It had been concerning.
You had been concerning.
They had been concerning.
Negative
I had not been concerning.
You had not been concerning.
We had not been concerning.
He/She/It had not been concerning.
You had not been concerning.
They had not been concerning.
Interrogative
Had I been concerning?
Had you been concerning?
Had we been concerning?
Had he/she/it been concerning?
Had you been concerning?
Had they been concerning?


Future Perfect
Affirmative
I will have concerned.
You will have concerned.
We will have concerned.
He/She/It will have concerned.
You will have concerned.
They will have concerned.
Negative
I will not have concerned.
You will not have concerned.
We will not have concerned.
He/She/It will not have concerned.
You will not have concerned.
They will not have concerned.
Interrogative
Will I have concerned?
Will you have concerned?
Will we have concerned?
Will he/she/it have concerned?
Will you have concerned?
Will they have concerned?


Conditional
Affirmative
I would concern.
You would concern.
We would concern.
He/She/It would concern.
You would concern.
They would concern.
Negative
I would not concern.
You would not concern.
We would not concern.
He/She/It would not concern.
You would not concern.
They would not concern.
Interrogative
Would I concern?
Would you concern?
Would we concern?
Would he/she/it concern?
Would you concern?
Would they concern?


Conditional Perfect
Affirmative
I would have concerned.
You would have concerned.
We would have concerned.
He/She/It would have concerned.
You would have concerned.
They would have concerned.
Negative
I would not have concerned.
You would not have concerned.
We would not have concerned.
He/She/It would not have concerned.
You would not have concerned.
They would not have concerned.
Interrogative
Would I have concerned?
Would you have concerned?
Would we have concerned?
Would he/she/it have concerned?
Would you have concerned?
Would they have concerned?