Conjugation

Stack up

s'accumuler

Regular verb, phrasal verb.

  • Phrasal verb: up

    Only stack changes; up stays the same: stacked up, stacked up.

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 stack up, he doesn't stack up.

    1. I / you / we / they stack up
    2. he / she / it stacks up

  2. Present continuous

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

    1. I am stacking up
    2. you / we / they are stacking up
    3. he / she / it is stacking up

  3. Past simple

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

    1. I / you / he / she / it / we / they stacked up

  4. Future with going to

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

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

  5. Imperative

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

    1. (you) stack up
    2. let's stack up