- Ejercicio
- Explicación
- Video
📝 Instructions for the Activity
In this activity, you will see 10 sentences, each with a blank space.
Your task is to choose the correct answer from three options.
👉 Only one option is correct, so read carefully and choose the best one!
When you select an answer, the system will automatically check it and tell you if your choice is right or wrong.
At the end of the activity, you will get a summary of all your answers,
plus explanations for the correct ones, so you can learn and improve.
💪 Take your time, do your best, and most importantly—have fun learning!
Good luck!
🧠 Understanding Conditional Words in English
These words help us talk about conditions — things that must happen (or not happen) for something else to be true or happen. Let’s look at the most common ones:
1. Unless
“Unless” means “if not”.
We use it to say that something will only happen if the opposite doesn’t happen.
🟦 Structure:
👉 Main clause + unless + condition
🟩 Example:
➡ You won’t pass the exam unless you study hard.
(= You will only pass if you study. If you don’t, you won’t pass.)
💡 Explanation:
“Unless” introduces a negative condition. It means the main action depends on something not happening.
🗣️ Common use:
➡ I won’t go to the party unless I’m invited.
(= I’ll only go if they invite me.)
2. Even if
“Even if” shows that something will happen no matter what — even when a specific condition is true.
🟦 Structure:
👉 Main clause + even if + condition
🟩 Example:
➡ Even if it rains, I’ll go to the park.
(= I’ll go anyway, rain or no rain.)
💡 Explanation:
“Even if” is used to emphasize that the condition doesn’t matter — the result stays the same.
🗣️ Common use:
➡ Even if I fail, I’ll try again.
(= I’ll try again no matter what.)
3. Provided
“Provided” means “only if”.
It’s a bit more formal and often used when we want to give a clear condition for something to happen.
🟦 Structure:
👉 Main clause + provided (that) + condition
🟩 Example:
➡ I will lend you the money provided you pay me back next week.
(= I will only lend it if you promise to pay it back.)
💡 Explanation:
“Provided” introduces a condition that must be true for the action to happen.
🗣️ Common use:
➡ You can use my computer, provided you don’t break it.
4. As long as
“As long as” also means “only if”, and it’s similar to “provided,” but it’s more common in everyday, informal conversation.
🟦 Structure:
👉 Main clause + as long as + condition
🟩 Example:
➡ I’ll help you as long as you promise to work hard.
(= I will help, but only if you promise.)
💡 Explanation:
We use “as long as” when the main action depends on the condition being true.
🗣️ Common use:
➡ You can stay out as long as you’re home by midnight.
(= You can go out, but be home on time.)
5. In case
“In case” means to be prepared for something that might happen.
It’s not about a condition happening before something else — it’s about doing something just to be safe.
🟦 Structure:
👉 Main clause + in case + possible situation
🟩 Example:
➡ Take an umbrella in case it rains.
(= Maybe it will rain, maybe not — but take the umbrella to be ready.)
💡 Explanation:
“In case” is used when we want to prepare for a possible event, even if we’re not sure it will happen.
🗣️ Common use:
➡ Bring some extra money in case the ticket is more expensive.
🔍 Summary of Differences:
| Expression | Meaning | Example |
|---|---|---|
| Unless | If not | I won’t go unless you come with me. |
| Even if | No matter if the condition is true | Even if it’s hard, I’ll keep trying. |
| Provided | Only if (formal) | You can join, provided you register before Friday. |
| As long as | Only if (informal) | I’ll go with you as long as we leave early. |
| In case | To be prepared for a possible event | I took notes in case the teacher gives us a quiz. |
💬 Why are these expressions important?
Learning these conditional expressions helps you:
- Speak more naturally
- Express ideas more clearly
- Add nuance and precision to what you say
- Understand stories, instructions, and real conversations better
They also help you build longer, more complex sentences, which is a big step as you move from A2 to B1 level.