شرکت در آزمون آنلاین
انگلیسی 3
-
درس سوم
| آزمون شماره 8326
The majority of health experts are concerned about the air pollution and global warming. They suggest that cars burning fossil fuels have ......... by electric cars as soon as possible.
Many years ago I thought that success is the ..................... of a chance , but now I know it is not true at all.