I'm wondering what'll happen if I push this button.とは 意味・読み方・使い方

I'm wondering what'll happen if I push this button.

I'm wondering what will happen if I push this button.

What happens if I press this button?

At what time do you press that button?

What is this button? If you press it nothing happens.

Did you register any change when I pressed the button?

I'd already pressed the red button but nothing happened.

Which button should I press?

Can you tell me which button to press?

That turns on when you press the button.

Could you press this button?

Never press this button.

Please push this button at once in case of emergency.

Fix on this button for me, will you?

You have only to push this button.

Press this button in case of emergency.

I don't know which button to push.

If you press this button, the machine will start.

If you press this button the machine will start.

Will this button hold?

This button switch got turned on.

I tried pressing a bunch of buttons one after another.

Push the button here.

In case of fire, press this button.

In case of an emergency, push this button.

Press the red button if something strange happens.

Push the red button if something strange happens.

Press a red button if something strange happens.

Please hold down this button for a bit.

This button is hard to press.