درس 1: Sense of Appreciation
زبان انگلیسی (3)
دوازدهم
متوسطه دوم نظری
علوم ریاضی
درسنامه آموزشی این مبحث
The soil was tested to make sure that it was free from ammonia or any other nitrogen .................... .
1 )
diversity
2 )
reference
3 )
solution
compound