شرکت در آزمون آنلاین
انگلیسی 3
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درس دوم
| آزمون شماره 9837
The question whether everything on the moon’s surface is absolutely ......... is as yet an open one.
This man is the richest man in the world , and the first man ........................... a home costing more than one billion dollars to build.
Elephants , ................................. , live in herds of ۱۰ or more.