شرکت در آزمون آنلاین
زبان انگلیسی 1
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زبان انگلیسی 1
| آزمون شماره 13207
You can't find this kind of bird .................... ; It ...................... many years ago.
… they watching TV when the phone rang?
According to the passage, tourists … .
The scientists did an/a ... on rats to see if the new medicine is safe for people or not.