شرکت در آزمون آنلاین زبان انگلیسی 2 - درس دوم | آزمون شماره 1982

When I ……… back and read the book of my life, I see that I ……… a very interesting life.

He makes the exercises easy enough that even a ……… potato like me can do them.

.If the supply of vitamins and ................................  in the diet is inadequate , this will result in changes in body chemistry