There is no way for me to know if you are having a hard time with physics so why ask me?
i am
no humming birds don't have a hard time swallowing
They are having a hard time.
He was having such a hard time!
it was hard because the mission was having a hard time making money and growing crops.
Charlie was having a hard time because he was in the back. cecil spot a dog
I'm home schooled and I follow the vacation time of the state schools.
I am having a hard time understanding the duodecimal system.
When you see him having hard time and stress, your kiss will be perfect. lol
* he has a hard time having to reload it.
Consult a specialist medical practitioner.
yes it is normal