1) What did Germans do to hide important documents during World War II? 2) How could the people read the German codes? 3) How did ancient people hide secret messages on a man's head? 4) In which way can we hide secret messages nowadays?

Unit 3c [READING] (Comprehension Questions)

لوحة الصدارة

النمط البصري

الخيارات

تبديل القالب

استعادة الحفظ التلقائي: ؟