1) We're running out of time so we should get started.

2) We're lack of time so let's get to it

3) We are short on time, so let’s get started.

4) We're running out of time, so let's kick it off.

Do my sentences make sense?

Which one is more natural?
If there are any mistakes, could you please correct them?
Thank you so much.

Question

1) We're running out of time so we should get started.

2) We're lack of time so let's get to it

3) We are short on time, so let’s get started.

4) We're running out of time, so let's kick it off.

Do my sentences make sense?

Which one is more natural?
If there are any mistakes, could you please correct them?
Thank you so much.

Answer

I would say the most common phrase used is the first one. The third and fourth also make sense and could be used. The second one doesn’t make sense though. You would instead change it to “We are lacking time so let’s get to it.” I hope this helps.