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Connecting Ideas: And, But, Or, So, Because

Learn how to link short sentences together into longer, more natural English phrases.

LEARNING GOALS
  • check_circleI can connect two similar ideas with 'and'.
  • check_circleI can show contrast or a difference using 'but'.
  • check_circleI can offer choices using 'or'.
  • check_circleI can explain results and reasons with 'so' and 'because'.
A115 min
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PART 01

Discover

Meet today's English in a real situation — no rules yet. Read it once and try to guess the pattern in the words in bold. Underlined words open a short definition.

Read the message from Sarah to her friend Mark about their weekend plans. Notice how she connects her ideas using and, but, or, so, and because.

Sarah: Hi Mark! Do you want to meet this weekend? We can go to the beach, or we can visit the new museum.

Mark: I’d love to go to the beach, but my car is broken.

Sarah: That’s okay! We can take the bus, or I can drive.

Mark: Let’s take the bus because it is cheap and easy.

Sarah: Great idea. I need to buy some snacks for the trip, so I will go to the supermarket first.

Mark: Perfect! I will bring some drinks, and I will pack some sandwiches too. I am excited because I really need a break!

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PART 02

Learn

Now the rules behind what you just saw — explained simply, with examples. Underlined words open a short definition — hover on desktop, tap on a phone.

Connecting simple sentences makes your English sound much more natural. We use small words called conjunctions to link ideas together.

1. And (Addition)

We use and to connect similar ideas or add more information.

format_quoteEXAMPLE
  • I like apples and bananas.
  • She lives in London, and she works in a bank.

2. But (Contrast)

We use but to show a difference, a contrast, or a surprise.

format_quoteEXAMPLE
  • I want to go to the park, but it is raining.
  • He speaks French, but he doesn’t speak Spanish.
warningWARNING

Common Mistake: Don’t use “but” and “although” in the same sentence.

  • ❌ Although it was cold, but we went out.
  • ✅ It was cold, but we went out.

3. Or (Choice)

We use or when we have a choice between two things.

format_quoteEXAMPLE
  • Do you want tea or coffee?
  • We can watch a movie, or we can go for a walk.

4. So (Result)

We use so to talk about the result of an action.

format_quoteEXAMPLE
  • I was tired, so I went to bed early. (Result: going to bed early)
  • It is my friend’s birthday, so I bought a gift.

5. Because (Reason)

We use because to give the reason for an action.

format_quoteEXAMPLE
  • I went to bed early because I was tired. (Reason: being tired)
  • We stayed inside because of the rain.
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Notice how so and because are connected!

  • Action because Reason.
  • Reason so Result.
boltQUICK REVIEW
  • And: Adds information (A + B)
  • But: Shows a difference or problem (A vs B)
  • Or: Gives a choice (A / B)
  • So: Shows the result (Reason ➔ So ➔ Result)
  • Because: Gives the reason (Result ➔ Because ➔ Reason)
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PART 03

Practice

Try it yourself. You'll see right away whether you got it right, plus a short explanation of why.

0 / 4 correct
1. I want to buy a new phone, ______ I don't have enough money.
2. She was very hungry, ______ she ate a big pizza.
3. Are we going to travel by train ______ by plane?
4. He is studying English ______ he wants to work in London.
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PART 04

Use It

Now make the language yours in a real task. Use the prompt below — the editor keeps a simple word count, and nothing is saved or graded.

PROMPT
Write a short paragraph about your typical weekend. Use 'and', 'but', 'or', 'so', and 'because' at least once to connect your ideas.
0 words
checklistCHECK YOURSELF

Before you finish — be honest. Can you do these now?