(the situation of being faced with) something that needs great mental or physical effort in order to be done successfully and therefore tests a person's ability: Finding a solution to this problem is one of the greatest challenges faced by scientists today
فروض الدورة الثانية جميع المواد للمستوى الأول إبتدائي
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ReplyDeleteJazaki laho khayran
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ReplyDeleteشكرا جزيلا ادا ممكن فروض الدورة الثانية للغة العربية القسم الاول ابتداءي
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