اختبار ايلتس تجريبي مجانا

حمل نسختك مجانا. It is made by heating a sheet of ordinary glass to about 620°C to soften it slightly, allowing its structure to expand, and then cooling it rapidly with jets of cold air

2023-01-28
    كرتون السا ج 2
  1. Copy link
  2. عمل أونلاين: العمل أونلاين