Conjugation

Sneak up

s'approcher furtivement

Regular verb, phrasal verb.

  • Phrasal verb: up

    Only sneak changes; up stays the same: sneaked up, sneaked up.

  • Two forms

    The tables show sneaked up. In American speech you also hear snuck 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 sneak up, he doesn't sneak up.

    1. I / you / we / they sneak up
    2. he / she / it sneaks up

  2. Present continuous

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

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

  3. Past simple

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

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

  5. Imperative

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

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