We have been playing volleyball for two hours, How long has she been waiting here?, Have they been exercising for a long time?, Saleh has been entering data into the system for three hours., My parents have been preparing a big party for my graduation.,

Present perfect continuous

طباعة
تضمين

لوحة الصدارة

النمط البصري

الخيارات

تبديل القالب

استعادة الحفظ التلقائي: ؟