شرکت در آزمون آنلاین زبان انگلیسی 2 - درس دوم | آزمون شماره 5708

I ......... to four countries ......... I started the job as a manager.

You have been sitting here for ten hours! This is a very dangerous habit. If you care about your health at all, you need to .................. the way you work.

.There was a dark ..................... of cloud appeared in the sky that we couldn't see the sun