1) When was Einstein born? a) 1987 b) 1897 c) 1789 d) 1879 2) He was.... a) cook b) physicist c) painter d) engineer 3) He was born in a) Germany b) America c) France d) Switzerland 4) What was the greatest invetion made by him? a) paper b) car c) photoelectric effect d) phone, and other devices 

لوحة الصدارة

النمط البصري

الخيارات

تبديل القالب

استعادة الحفظ التلقائي: ؟