Then Mark stepped up to the door and tried to open it again.

I think Mark may have tried the same ploy on them.

Mark was still trying to understand this guy's use of language.

Mark tries to take him in, but is knocked out.

Mark turned his head and tried to kiss her on the lips.

Mark stretched and kicked, trying to create more room for himself.

Mark tried to count up the days of their journey.

Mark tried to go after it crawling, and Ben hit him again.

Mark tries to get Carter free but no one will release him.

Mark had never really, until this moment, tried to fathom why.