Hi Ellie,
Here are the sentences respectively,
- أنا كنت محرج / محرجة
"ana kont mo7rag / mo7raga"
- كان محرج
" kan mo7reg" You can use to describe a situation or a subject.
- متعملش كده وإلا هتحرجها
" ma te3melsh keda wa ela hate7regha"
Hope it helps :)