Таблицы спряжения английского глагола

concern - касаться; относиться

Simple forms

Indicative

Present
I concern
you concern
he/she/it concerns
we concern
you concern
they concern
Preterite
I concerned
you concerned
he/she/it concerned
we concerned
you concerned
they concerned

Infinitive

to concern

Imperative

concern
let's concern
concern

Participle

Present
concerning
Past
concerned
In English, the conjugated forms are the same for the following persons: you, we and they.

Compound forms

Past participle
having concerned
In English, the conjugated forms are the same for the following persons: you, we and they.

Indicative

Present continuous
I am concerning
you are concerning
he/she/it is concerning
we are concerning
you are concerning
they are concerning
Present perfect
I have concerned
you have concerned
he/she/it has concerned
we have concerned
you have concerned
they have concerned
Future
I will concern
you will concern
he/she/it will concern
we will concern
you will concern
they will concern
Future perfect
I will have concerned
you will have concerned
he/she/it will have concerned
we will have concerned
you will have concerned
they will have concerned

Past continuous

I was concerning
you were concerning
he/she/it was concerning
we were concerning
you were concerning
they were concerning

Past perfect

I had concerned
you had concerned
he/she/it had concerned
we had concerned
you had concerned
they had concerned

Future continuous

I will be concerning
you will be concerning
he/she/it will be concerning
we will be concerning
you will be concerning
they will be concerning

Present perfect continuous

I have been concerning
you have been concerning
he/she/it has been concerning
we have been concerning
you have been concerning
they have been concerning

Past perfect continuous

I had been concerning
you had been concerning
he/she/it had been concerning
we had been concerning
you had been concerning
they had been concerning

Future perfect continuous

I will have been concerning
you will have been concerning
he/she/it will have been concerning
we will have been concerning
you will have been concerning
they will have been concerning