I know English is very important, but I often feel sleepy in English classes.

我知道英语很重要，但我经常在英语课上犯困。

youdao

But I often go to a place of leisure.

不过我时常去一个很好的休闲地方。

youdao

But I often feel I could delay a nap by at least an hour.

但就我的感觉而言，我相信我可以在需要的时候延迟一个小时去小睡。

youdao

It's not often that you can foretell history, but I think we can in this case."

VOA: special.2010.04.28

But I often get mails back from students' posts I didn't correctly read their handwriting on the email address.

我给学生寄的邮件经常被退回来,因为他们的字太差,我总是认错他们写的邮件地址。

麻省理工公开课 - 电影哲学课程节选

But to do that is I recognize not without dangers often severe dangers of its own.

但一旦这么做，我要坦言，不是没有风险,通常还会是来自其本身的巨大风险。

耶鲁公开课 - 政治哲学导论课程节选

Bernhard meant her audience (sort of), but I often feel that tech companies feel that way about software developers.

FORBES: Leap Motion Is Putting Its Future Into The Hands Of Software Developers

But I often wonder what it would have been like if my father had a greater presence in my life.

WHITEHOUSE: The White House Blog: The President

Ms. Hefty is no longer with us, but I often think about her and how much of a difference she made in my life.

WHITEHOUSE: 2011 National Teacher of the Year Award