شرکت در آزمون آنلاین
انگلیسی 3
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انگلیسی 3
| آزمون شماره 12155
In recent decades, factories have undergone numerous changes. These changes are due to the ......... of new technologies to work place.
.The article discusses a number of ways through which people can ..................................... their immune systems
…………… filled the minds of all of the passengers aboard the falling airplance.
