شرکت در آزمون آنلاین
زبان انگلیسی 1
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زبان انگلیسی 1
| آزمون شماره 10770
The manager, getting aware of the agreement signed by one of his assistants, got very angry and warned that any of the decisions made without his ......... is invalid.
The … can store a large amount of information.
… is an expensive instrument for viewing very small objects like blood cells or microbes.
