Six would-be astronauts will this week begin a 520-day mock space voyage to simulate a mission to Mars. How will they cope with the huge psychological pressures?

即将成为宇航员的六人将于这周开始进行长达520天的模仿火星任务的模拟太空航行。他们将如何应付巨大的心理压力呢？

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Old favourites such as Mock The Week, QI and Springwatch will also remain at the heart of the channel's offer.

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And last year, Mock The Week's producers were criticised by the BBC Trust over comments Boyle made on the show about swimmer Rebecca Adlington's appearance.

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"I was working out, " Blackburn said, offering mock protest at the amazement following his one-week swing from stay-at-home dad to NFL game-changer.

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