Conjugation

Nail down

déterminer précisément

Regular verb, phrasal verb.

  • Phrasal verb: down

    Only nail changes; down stays the same: nailed down, nailed down.

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 nail down, he doesn't nail down.

    1. I / you / we / they nail down
    2. he / she / it nails down

  2. Present continuous

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

    1. I am nailing down
    2. you / we / they are nailing down
    3. he / she / it is nailing down

  3. Past simple

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

    1. I / you / he / she / it / we / they nailed down

  4. Future with going to

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

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

  5. Imperative

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

    1. (you) nail down
    2. let's nail down