شرکت در آزمون آنلاین
زبان انگلیسی 1
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زبان انگلیسی 1
| آزمون شماره 11179
It's a good idea to ......................some research before you buy a house.
According to the passage, the speed of sound … .
You seem to be terribly cold. You … go to see a doctor.
Scientists studying societies have ... some of the social problems that most families with unemployment have been involved in.
