Looking on the internet deeply has found these results:

You have a pen? is the most popular phrase on the web.

Do you have a pen? 1745,000 results on the web	You have a pen? 113,000,000 results on the web More popular!
Some examples and use cases from the internet:	Some examples and use cases from the internet:
Do you have a pen? Do you have a pen? Do you have a pen and paper? "Do you have a pen?" Yes, I do. Valentin Fedorovich, do you have a pen? Do you have a pen handy?	Do you have a pen handy? Do you have a pen? Do you have a pen and paper? "Do you have a pen?" Yes, I do. Do you have a pen? Valentin Fedorovich, do you have a pen?

Do you have a pen?

1745,000 results on the web

You have a pen?

113,000,000 results on the web

More popular!