01 / 25Sprouts≈ livello approssimativoA28:16–8:19 .
02 / 25The Economist≈ livello approssimativoB24:56–5:02
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03 / 25CrashCourse≈ livello approssimativoB29:51–9:56
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04 / 25TED≈ livello approssimativoA23:08–3:15
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06 / 25NBC News≈ livello approssimativoB21:05–1:09
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07 / 25Lex Clips≈ livello approssimativoB13:54–3:58
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08 / 25TED≈ livello approssimativoA27:01–7:06
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10 / 25PBS NewsHour≈ livello approssimativoC12:48–2:56
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11 / 25CrashCourse≈ livello approssimativoB12:13–2:21
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12 / 25CNBC Make It≈ livello approssimativoC16:55–7:03
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13 / 25TED≈ livello approssimativoA20:42–0:51
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14 / 25Lex Clips≈ livello approssimativoB13:58–4:06
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15 / 25BBC Ideas≈ livello approssimativoA21:05–1:10
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16 / 25BBC Learning English≈ livello approssimativoB11:19–1:24
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17 / 25WIRED≈ livello approssimativoB110:39–10:46
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18 / 25NBC News≈ livello approssimativoB20:32–0:40
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19 / 25PBS NewsHour≈ livello approssimativoC10:00–0:11
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20 / 25Big Think≈ livello approssimativoB23:32–3:46
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24 / 25WIRED≈ livello approssimativoC10:44–0:53
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25 / 25PBS NewsHour≈ livello approssimativoC15:46–5:59
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