Are there really only 12 tenses in English?

That's the traditional count, and it's the useful one for learning: three time frames (present, past, future) times four aspects (simple, continuous, perfect, perfect continuous). Some grammarians argue English only has two true tenses — present and past, since those are the only ones marked by the verb form itself — and that everything else is technically "aspect" or "mood" built with auxiliary verbs. Both views describe the same 12 patterns; the 12-tense chart is just the more practical way to learn and practice them.

What's the difference between a tense and an aspect?

Tense tells you when (present, past, future). Aspect tells you how the action relates to that time — is it a fact, in progress, completed, or completed-and-ongoing? Combine the two and you get all 12: present + simple = a fact now, present + continuous = in progress now, present + perfect = completed with present relevance, and so on through past and future.

Which tense should I focus on first?

Present simple, past simple, and future simple (with will) cover the vast majority of everyday communication and are worth being fully automatic before anything else. Present perfect is the next highest-value one — it's used constantly in real conversation and is where most learners' native-language habits cause interference. The continuous and perfect continuous forms matter more for precision and nuance than for basic communication, so they're worth targeting once the simple and perfect forms feel solid.

How do I stop mixing up which tense to use?

Translation from your native language is usually the culprit — many languages don't map their tenses onto English one-to-one, so a direct translation picks the wrong one. The fix is repetition with immediate feedback: seeing a sentence, choosing a tense, and finding out right away whether it was right, until the correct pattern becomes automatic instead of translated. That's a much faster loop than reading grammar rules alone.

All 12 English Tenses Explained in One Chart

Photo by insung yoon on Unsplash

If you've ever stared at a sentence wondering whether it needs "has worked," "was working," or "had been working," you've run into the part of English grammar that trips up learners at every level, not just beginners. English builds its tenses by combining three time frames — present, past, future — with four aspects — simple, continuous, perfect, perfect continuous — for 12 combinations total. Most courses teach these one at a time, scattered across months, which makes it hard to see how they relate to each other. This is the whole grid in one place.

The one chart: all 12 tenses at a glance

Time	Tense	Formula	Example
Present	Simple	subject + verb (+s)	She works at a hospital.
Present	Continuous	am/is/are + verb-ing	She is working right now.
Present	Perfect	has/have + past participle	She has worked here for five years.
Present	Perfect Continuous	has/have been + verb-ing	She has been working since 9 AM.
Past	Simple	verb-ed / irregular form	She worked late yesterday.
Past	Continuous	was/were + verb-ing	She was working when I called.
Past	Perfect	had + past participle	She had worked there before she quit.
Past	Perfect Continuous	had been + verb-ing	She had been working for hours before the break.
Future	Simple	will + verb	She will work tomorrow.
Future	Continuous	will be + verb-ing	She will be working at 5 PM.
Future	Perfect	will have + past participle	She will have worked eight hours by then.
Future	Perfect Continuous	will have been + verb-ing	She will have been working for 10 hours by midnight.

The pattern underneath the whole chart: simple states a fact, continuous shows something in progress, perfect shows something completed (with relevance to another point in time), and perfect continuous shows something ongoing up to that point. Once that logic clicks, the 12 tenses stop being 12 separate things to memorize and become one small system with three settings on one axis and four on the other.

Present tenses

The present tenses do more work than their name suggests — only present simple and present continuous actually describe "now."

Present simple — facts, routines, permanent truths. Water boils at 100°C. I take the bus to work.
Present continuous — actions happening right now or temporarily around now. I'm reading a great book this month.
Present perfect — a past action with a present-day result or relevance, with no specific time mentioned. I've lost my keys (and I still don't have them).
Present perfect continuous — an ongoing action that started in the past and continues now, with emphasis on duration. I've been studying English for two years.

Practice: Present Simple · Present Continuous · Present Perfect · Present Perfect Continuous

For the full breakdown of the first pair — including the stative-verb exception that trips up even advanced learners — see Present Simple vs Present Continuous: What's the Difference?. Present perfect has its own common trap, tackled in Present Perfect vs Past Simple: The Complete Guide, and the fourth present tense gets its own explainer in Present Perfect Continuous: How and When to Use It.

Past tenses

The past tenses are about sequencing — which of two past events happened first matters more here than anywhere else in the system.

Past simple — a completed action at a specific past time. I visited Paris in 2019.
Past continuous — an action in progress at a specific past moment, often interrupted by another action. I was cooking when the phone rang.
Past perfect — an action completed before another past action — the "past before the past." I had already eaten when she arrived.
Past perfect continuous — an ongoing action that continued up until another past moment. I had been waiting for an hour when the bus finally came.

Practice: Past Simple · Past Continuous · Past Perfect · Past Perfect Continuous

Future tenses

English has no single dedicated future verb form — every future tense is built with an auxiliary (will, or going to), which is part of why this group causes so much confusion. (The difference between will and going to specifically is common enough to deserve its own article — coming soon.)

Future simple — predictions, spontaneous decisions, promises. I'll call you tomorrow.
Future continuous — an action that will be in progress at a specific future time. This time next week, I'll be lying on a beach.
Future perfect — an action that will be completed before a specific future point. By 2027, I will have finished my degree.
Future perfect continuous — an ongoing action that will continue up until a specific future point. By December, I will have been working here for ten years.

Practice: Future Simple · Future Continuous · Future Perfect

A notebook with handwriting on a desk Photo by Thought Catalog on Unsplash

Where people actually get confused

A few specific pairs cause most of the real-world mistakes:

Present perfect vs. past simple. I have visited Rome vs. I visited Rome in 2019. Use present perfect when the time isn't specified or doesn't matter; use past simple the moment you name a specific time. Mixing these up (saying "I have visited Rome in 2019") is one of the single most common errors across learners of almost every native language.
Continuous vs. perfect continuous. Continuous is about now (or a specific moment); perfect continuous is about a duration leading up to now (or that moment). I am working vs. I have been working since 8 AM.
Perfect vs. perfect continuous. Perfect emphasizes the result; perfect continuous emphasizes the ongoing action itself. I've painted the fence (it's done) vs. I've been painting the fence (that's what I've been doing, may or may not be finished).

These distinctions are subtle in explanation but become intuitive fast with enough example sentences — which is exactly what targeted quiz practice is good for.

Practice all 12 systematically

Reading a chart builds recognition; producing the right tense under time pressure is a different skill, and it's the one that actually matters in conversation and writing. Each tense above links to its own quiz set, and every one of them is going to get its own deep-dive article over the coming weeks — with more detail on when native speakers reach for it and the mistakes to watch for — linked back in from this chart as they go live.

Practice every tense in Grammar & Language →

If you're not sure which tenses you should already have solid versus which ones are still ahead of you, a quick CEFR level test is a fast way to find out — present and past simple are A1 territory, while the perfect continuous forms don't usually solidify until B2.