They may quickly learn the rules of grammar but may take some time to learn to pronounce the words correctly.
وَلكِنْ حَتَّى بَعْدَ حُصُولِهِمْ عَلَى ٱلْجِنْسِيَّةِ ،‏ قَدْ تَلْزَمُهُمْ عِدَّةُ سَنَوَاتٍ كَيْ يُتْقِنُوا ٱللُّغَةَ ٱلْجَدِيدَةَ .‏