By using this site, you agree that we're using cookies to save preferences and for telemetry data such as Google Analytics.

Indicative

Present Simple
Perfect Simple
Past Simple
Pluperfect Simple
Future Simple
Future perfect Simple
Present Continuous
Perfect Continuous
Past Continuous
Pluperfect Continuous
Future Continuous
Future perfect Continuous
I sit in on
you sit in on
he/she/it sits in on
we sit in on
they sit in on
I have sat in on
you have sat in on
he/she/it has sat in on
we have sat in on
they have sat in on
I sat in on
you sat in on
he/she/it sat in on
we sat in on
they sat in on
I had sat in on
you had sat in on
he/she/it had sat in on
we had sat in on
they had sat in on
I will sit in on
you will sit in on
he/she/it will sit in on
we will sit in on
they will sit in on
I will have sat in on
you will have sat in on
he/she/it will have sat in on
we will have sat in on
they will have sat in on
I am sitting in on
you are sitting in on
he/she/it is sitting in on
we are sitting in on
they are sitting in on
I have been sitting in on
you have been sitting in on
he/she/it has been sitting in on
we have been sitting in on
they have been sitting in on
I was sitting in on
you were sitting in on
he/she/it was sitting in on
we were sitting in on
they were sitting in on
I had been sitting in on
you had been sitting in on
he/she/it had been sitting in on
we had been sitting in on
they had been sitting in on
I will be sitting in on
you will be sitting in on
he/she/it will be sitting in on
we will be sitting in on
they will be sitting in on
I will have been sitting in on
you will have been sitting in on
he/she/it will have been sitting in on
we will have been sitting in on
they will have been sitting in on

Subjunctive

Present Simple
Perfect Simple
Imperfect Simple
Pluperfect Simple
I sit in on
you sit in on
he/she/it sit in on
we sit in on
they sit in on
I have sat in on
you have sat in on
he/she/it have sat in on
we have sat in on
they have sat in on
I sat in on
you sat in on
he/she/it sat in on
we sat in on
they sat in on
I had sat in on
you had sat in on
he/she/it had sat in on
we had sat in on
they had sat in on

Conditional

Present Simple
Perfect Simple
Present Continuous
Perfect Continuous
I would sit in on
you would sit in on
he/she/it would sit in on
we would sit in on
they would sit in on
I would have sat in on
you would have sat in on
he/she/it would have sat in on
we would have sat in on
they would have sat in on
I would be sitting in on
you would be sitting in on
he/she/it would be sitting in on
we would be sitting in on
they would be sitting in on
I would have been sitting in on
you would have been sitting in on
he/she/it would have been sitting in on
we would have been sitting in on
they would have been sitting in on

Imperative

you sit in on
we Let's sit in on

← Conjugate another English verb

Reji icon

Learn languages with Reji.

One-time purchase for a reasonable price.
No subscriptions, no hidden costs.

How about Android?

Reji's not available for Android yet. You can leave your email.
We'll let you know when it's available!

Let's stay in touch

Follow us on Twitter or Facebook to get bites of usefulness about language learning and Reji tips and tricks.