Complex Sentences Definition and Examples

Complex Sentence

What is a Complex Sentence? 

A complex sentence is a sentence that contains one independent clause and at least one dependent clause. The dependent clause often begins with a subordinating conjunction, such as because, although, since, when, or if.

100 Examples of Complex Sentences

• Although it was raining, we went for a walk.
• When she arrived, the meeting had already started.
• Because he was late, he missed the train.
• I will go to the party if you come with me.
• She was tired because she stayed up all night.
• As soon as the sun set, the temperature dropped.
• Since I was hungry, I made a sandwich.
• Although they argued, they quickly made up.
• When I called, he didn’t answer the phone.
• Because it was a holiday, the store was closed.
• The flowers will bloom if you water them regularly.
• Even though it was cold, we went swimming.
• Since the movie was long, we decided to watch it later.
• After he graduated, he moved to another city.
• Although she is kind, she can be strict at times.
• If you study hard, you will pass the test.
• Because they were late, they missed the bus.
• Although it was expensive, he bought the car.
• When the bell rang, the students left the classroom.
• If you hurry, you might catch the train.
• As the sun was setting, the sky turned orange.
• Since it’s raining, I’ll bring an umbrella.
• Although I was tired, I stayed up to finish the project.
• When the alarm went off, I woke up immediately.
• Because the weather was bad, the flight was delayed.
• If you eat too much, you’ll feel sick.
• Since she was busy, she didn’t answer the call.
• After we finished dinner, we watched a movie.
• Although it’s early, I’m ready for bed.
• When the guests arrived, we started the party.
• Because I was late, I missed the beginning of the show.
• Although they tried hard, they couldn’t win the game.
• When she finishes her homework, she will go out to play.
• If you work hard, you’ll achieve your goals.
• Because it was hot, we went to the beach.
• Since he was tired, he went to bed early.
• Although the task was difficult, she completed it.
• When the sun rises, the birds start to sing.
• If you practice regularly, you’ll improve quickly.
• Because I didn’t understand the lesson, I asked the teacher for help.
• After the movie ended, we went for ice cream.
• Although he’s young, he is very responsible.
• Since it’s a long drive, we left early.
• When she saw the dog, she smiled.
• Because it’s his birthday, we’re throwing a party.
• If it doesn’t rain, we’ll go on a picnic.
• Although they were tired, they kept working.
• Since she loves reading, she always has a book with her.
• When I was younger, I used to play soccer.
• Because it’s late, we should go home.
• Although he’s rich, he’s very humble.
• When the show starts, please be quiet.
• If you don’t understand, ask questions.
• Since it’s a holiday, the office is closed.
• Although the road was rough, we continued driving.
• When I finish this book, I’ll start another one.
• Because he studied, he passed the exam.
• If you leave now, you’ll avoid traffic.
• Although she failed the test, she didn’t give up.
• Since it’s a special occasion, I’ll wear my best suit.
• When he saw the rain, he ran inside.
• Because the store was crowded, I left.
• Although the dog was barking, I managed to sleep.
• If the weather improves, we’ll go hiking.

Complex Sentences Definition and Examples

• Since I didn’t have time, I skipped breakfast.
• When the lights went out, we lit candles.
• Although she sings well, she’s shy on stage.
• If you follow the instructions, you won’t make mistakes.
• Because it’s cold outside, I wore a jacket.
• Since I was late, I took a taxi.
• When the train arrives, we’ll board.
• Although I was scared, I faced my fears.
• If you speak softly, they will listen more carefully.
• Since it was raining, we postponed the picnic.
• When he gets here, we’ll start the meeting.
• Although it’s far, I’m willing to go.
• If you work together, you’ll finish faster.
• Because I lost my phone, I couldn’t call.
• Since he is new here, I showed him around.
• When the doorbell rang, the dog barked.
• Although it’s difficult, I’m determined to learn.
• If you exercise daily, you’ll feel better.
• Because she is my friend, I trust her.
• When the sun comes out, the snow will melt.
• Although the car is old, it runs well.
• If you are kind, people will appreciate you.
• Since it’s a busy time, I’m working overtime.
• When I saw the ocean, I felt peaceful.
• Although I’m tired, I’ll keep going.
• If you wait patiently, it will be your turn.
• Because I left early, I avoided traffic.
• When he called, I answered immediately.
• Although the team lost, they played well.
• If you explain clearly, they’ll understand.
• Since it’s my birthday, I’m going out with friends.
• When the clock strikes midnight, the new day begins.
• Although it’s small, this house is cozy.
• If you drink water, you’ll stay hydrated.
• Because it’s snowing, I’ll stay indoors.
• When she smiled, everyone felt happy