Resolved questions
how to deal with the past tense of "verb to be" ?

I see you are asking for Arabic traslation for these sentances . right?
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i was student cairo university 10 years ago.
كنت طالباً في جامعة القاهرة قبل 10 اعوام(أو سنين)
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he was with her last night.
كان معها الليلة الماضية-الفائتة
they were outside when i arrived.
كانوا خارج البيت عندما وصلت انا
she was beautiful when she was young.
كانت جميلة عندما كانت شابة
we were satisfied with the new year gift.
كنا راضين بهدية العام-السنة الجديدة
fatimah was his girlfriend,but at that time Layla was my girlfriend.
فاطمة كانت صديقته ، ولكن في ذلك الوقت ليلى كانت صديقتي