Joke Collection Website - Joke collection - Use but to make three sentences, shorter

Use but to make three sentences, shorter

I can't help you, but my mom can.

I can't help you, but my mom can.

I can't help you, but my mom can.

I like this book, but it's too expensive.

I like this book, but it's too expensive.

I'd like to go to the cinema with you, but I am too busy now.

I'd like to go to the cinema with you, but I am too busy now.

I'd like to go to the cinema with you, but I am too busy now.