اقتباس:
المشاركة الأصلية كتبت بواسطة الزعيم محمد الملوى
5-in a recent experience scientists showed that birds can cooperate in complex jobs
6-the birds could see the food but to get it into their cage they had to pull pieces of string attached to the box
7-scientists found that they could successfully teach many pairs of birds to get their food in this way
8- the university which my uncle works in is in Cairo
the university where my uncle works is in cairo
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رقم 5 الغلطة فى experience تبقى experiment مش فى حرف الجر