سوال rewrite

[عادل المصرى]

I attended the lecture but it was difficult for me to follow the lecturer (grips)
هذا حلى لها لكن مش متاكد

I atteneded the lecture but I got grips with the lecturer

my toothache is more painful tody than it was yesterday ( Yesterday)

my answer
|Yesterday there were more painful in my toothache than it is today
مش متاكد منها

I haven't got aclue how cars work (understand)

I'm not understand how cars work