What is the complex sentence on IELTS? (BANDS BREW)

How to write complex sentence

Below Have a wonderful description although find a good example.

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BANDS BREW

BANDS

B-Besides This

A-Although

N-Not only but also

D-Despite this

S-Since

BREW

B-Because of

R-Rather Than

E-Either or

W-While/Whereas

🎯 What is a Complex Sentence?

A complex sentence is a sentence that has:

• One independent clause (a complete sentence)
• At least one dependent (subordinate) clause (a part that cannot stand alone)

These sentences show relationships like cause-effect, time, contrast, condition, etc.

🧠 BAND-BREW Strategy to Remember Complex Sentences

Let’s use the acronym BANDS BREW to help remember key conjunctions and structures that form complex sentences.

Letter	Meaning	Example
B	Because	I didn’t go out because it was raining.
A	Although / As	Although I studied hard, I didn’t pass.
N	Now that	Now that I have free time, I’ll learn guitar.
D	Despite / Due to the fact that	Despite being tired, he finished the task.
S	Since / So that	Since he moved, I haven’t seen him.
B	Before / By the time	Before I arrived, he had already left.
R	Rather than	Rather than complain, she found a solution.
E	Even though / Even if	Even if it rains, we’ll go.
W	While / When / Whenever	While I was sleeping, someone knocked.

💡 Why Use Complex Sentences in IELTS?

• ✔️ They demonstrate grammar flexibility
• ✔️ They help connect ideas clearly and logically
• ✔️ Required for Band 7+ in Writing and Speaking

📌 Example from IELTS Writing Task 2:

Simple: People prefer cars. Public transport is not comfortable.
Complex: People prefer cars because public transport is not comfortable.

Simple: Pollution is rising. Governments should take action.
Complex: Since pollution is rising, governments should take immediate action.