Writing · Free lesson

Complete a sentence that starts with because

A message explains why your group changed its meeting place. The reader needs both the reason and what you did.

Professor Scott Mendoza
Learn one thing. Put it into practice.See examplesTry 3 questions Common questions

The short answer

“Because the café was closed” gives a reason but leaves the main event unstated. Complete it: “Because the café was closed, we met at the library.” You can also put the main idea first: “We met at the library because the café was closed.”

A reason needs a main event in a complete sentence.

The café was closed can stand alone. Adding because makes it a dependent clause: the reader expects the action or situation that this reason explains. Supply a main clause with its own subject and verb. When the because clause comes first, separate it from the main clause with a comma.

Compare the examples

Reason only

Because the café was closed.

Reason, then main event

Because the café was closed, we met at the library.

Main event, then reason

We met at the library because the café was closed.

Notice the difference

Starting with because is allowed. The problem is stopping before the main clause, not the first word. A semicolon after the reason does not make that reason an independent clause.

Build the meaning step by step

01

Find the reason

because the café was closed

02

Add a complete main clause

we met at the library

03

Join without changing the meaning

Because the café was closed, we met at the library.

Try it now

Find a complete sentence

3 questions

Question 1 of 3

Choose a complete written sentence.
Read all answers and explanations
  1. Choose a complete written sentence.

    Because the bus was late, I took a taxi.

    The middle choice connects the dependent reason to the main clause with a comma. The first lacks the main clause; the semicolon cannot join them this way.

  2. Put the main event first and preserve the reason.

    I took a taxi because the bus was late.

    The bus delay remains the reason for taking a taxi. The second choice reverses cause and result.

  3. Complete the reason-first sentence correctly.

    Because it was raining, we stayed inside.

    A comma joins this introductory because clause to the main clause. A period leaves the reason as a fragment; a semicolon is not the repair.

Put it into practice

Repair the location update

Join the two parts into one complete sentence. Keep the closure as the reason for meeting elsewhere.

Original draft

Because the café was closed. We met at the library.

Which edit meets the goal?
See a model answer

Because the café was closed, we met at the library.

Both reason-first and main-clause-first versions work. Check completeness and meaning, not only punctuation.

A little more clarity

Common questions

A few useful details before you move on.

Is it wrong to start with because?

No. Finish the sentence with the main clause. The starting word is not the error.

For example

Because the room was noisy, we moved outside.

Why do I hear short because answers?

Conversation provides shared context. A short answer can supply just the reason. A standalone formal explanation often needs the main event stated too.

For example

“Why did you leave?” — “Because I felt sick.”

Take it into your day

You may start with because; finish with a complete main idea.

English Grammar and English Speaking — English Master Course by Professor Scott Mendoza

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