The teacher and the student walk every morning.
Simple sentence
You never remember my birthday.
Declarative
Although it rained, we still went for a walk.
Although, subordinating
Do you know where the library is
Add a question mark
She wanted to stay home, but her responsibilities pushed her to go to work.
Compound sentence
Everything you need is in the box.
Declarative
After he finished studying, he went to bed.
After, subordinating
I tried to study for the test but my little brother kept interrupting me
Add a comma before but and end with a period.
While I was preparing dinner, the kids were doing their homework, and my husband was fixing the sink.
Compound-complex sentence
How beautiful the sky looks tonight!
If you work hard, you will succeed.
If, subordinating
Although he was tired he finished all his homework before going to bed
Add a comma after tired
I would have called you when the meeting ended, but my phone died before I had the chance.
Compound-Complex sentence
Tell me why you didn't call last night.
Imperative
Because she was late, she missed the bus.
Because, subordinating
Open your books to page seventy two
Add a period
Even though the instructions were unclear, he managed to complete the project without asking for help.
Complex sentence
Can you please sit down and be quiet?
Interrogative and imperative
Even though he was tired, he kept working.
Even though, subordinating
what an amazing performance that was
Add an exclamation mark