عرض مشاركة واحدة
  #2  
قديم 08-10-2010, 02:12 PM
الصورة الرمزية mr mohammad
mr mohammad mr mohammad غير متواجد حالياً
عضو جديد
 
تاريخ التسجيل: Sep 2010
المشاركات: 8
معدل تقييم المستوى: 0
mr mohammad is on a distinguished road
افتراضي

work at sth phrasal verb

to try hard to achieve something

You need to work at improving your writing.



work on sth phrasal verb

to spend time repairing or improving something
His dancing technique is good, but he needs to work on his fitness

والله اعلى واعلم