شرکت در آزمون آنلاین
زبان انگلیسی 2
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زبان انگلیسی 2
| آزمون شماره 6380
He welcomed me with a ……… and a glass of juice.
It is still a question for me to know how scientists … the height of a mountain.
Although medical science has made great progress in the last 50 years, we still know … about the brain.
