reliable - dependable, practical - useful and sensible, artificial - created by human beings, not by nature, beyond - farther than, command - to tell someone or something what they must do, cut back on - to reduce, alternative - something that can be used instead of another thing, fossil fuels - coal, petroleum, and natural gas, gradual - happening slowly over time, innovative - new and original,

2B.1_Theme 4

طباعة
تضمين

لوحة الصدارة

النمط البصري

الخيارات

تبديل القالب

استعادة الحفظ التلقائي: ؟