Conjugation

Concentrate on

se concentrer sur

Regular verb, phrasal verb.

  • Phrasal verb: on

    Only concentrate changes; on stays the same: concentrated on, concentrated on.

In speech, the helping verbs shorten: I’m, he’s, we’re, I’ve, I’ll, I’d.

Newbie

Enough to talk about now, the past, and your plans, and to give instructions.

  1. Present simple

    Habits, facts, and how things usually are. To say no or ask, add do or does: I don't concentrate on, he doesn't concentrate on.

    1. I / you / we / they concentrate on
    2. he / she / it concentrates on

  2. Present continuous

    What is happening now, and plans already arranged: we’re leaving tomorrow.

    1. I am concentrating on
    2. you / we / they are concentrating on
    3. he / she / it is concentrating on

  3. Past simple

    A finished action at a past time: yesterday, in 2020. To say no or ask, add did: I didn't concentrate on.

    1. I / you / he / she / it / we / they concentrated on

  4. Future with going to

    Plans and intentions, and what you can see coming: it’s going to rain.

    1. I am going to concentrate on
    2. you / we / they are going to concentrate on
    3. he / she / it is going to concentrate on

  5. Imperative

    Orders, advice, and instructions. Let’s suggests doing it together. To say no: don't concentrate on.

    1. (you) concentrate on
    2. let's concentrate on