شرکت در آزمون آنلاین
انگلیسی 3
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انگلیسی 3
| آزمون شماره 11656
The gases, especially methane and carbon dioxide, ………. the Earth’s heat radiation and thus warm the surface.
I thought I knew Peter well, ……… you don’t know a person until you travel with him ……… her.
Why does the author mention Einstein’s brain in the last paragraph?
Were you ………… or just joking when you said you were going to leave your present job?