But I think it really is a call to make sure you remember to do that during the day,during the week, during the months before and after Valentine's Day."

VOA: special.2010.02.08

So if you think about the way something like, say, Mapquest works, and last week in recitation you looked at the fact that shortest path is exponential.

所以如果你想想电子地图，还有上周学的列举法,你就会发现一般最简单的方法,都是指数递增的。

麻省理工公开课 - 计算机科学及编程导论课程节选

In Union Square, I think one of the best things of this area is the market that they have a few days a week.

在联合广场，我觉得这个地方最好的一点就是每周开放几天的集市。

去过超市吗？ - SpeakingMax英语口语达人

And we talked about this I think last week in relation to news articles.

WHITEHOUSE: 10/14/09: White House Press Briefing

We talked about this event I think a week and a half ago.

WHITEHOUSE: Press Briefing

You think your week was good?

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