Sometimes,people say something to a friend or family member that they later regret because it hurts that person's feelings.

VOA: special.2010.06.20

Sometimes it's remarkable for all of us if we try to be very prepared-mind-oriented, very proactive around where the most interesting opportunities.

有的时侯,如果我们能时刻做好准备，积极地去寻找那些很有吸引力的机会,那将会是一件很了不起的事。

斯坦福公开课 - 扎克伯格谈Facebook创业过程课程节选

but it's important to get some peace and quiet sometimes, so I do go to Central Park for that.

但有时候得到一些平静和安宁也很重要，这种时候我就会去中央公园。

街上的售票员 - SpeakingMax英语口语达人

"Sometimes it's on, sometimes it's off, so I have no idea what they're (the Iraqi people are) actually seeing, " Pentagon spokeswoman Victoria Clarke said Friday.

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Sometimes it's the result of slick managers who have co-opted their boards, but sometimes it's simply that we can't easily distinguish good CEOs from bad ones before the employment contract is signed.

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And you do end up catching a lot of wonderful things, and sometimes it's things that you like, and sometimes it's things that kind of ruined it - ruin the book for you as well.

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