That doesn't mean that all students will do amazingly, if they just spend all their time reading from a textbook.

这并不意味着如果所有学生只是把时间全部花在阅读课本上，他们都会有惊人的表现。

You can't spend all your life chasing shadows.

你不能一辈子追求虚无缥缈的东西。

He has been known to spend all morning in the bathroom.

听说他整个上午都待在盥洗室里。

Preschoolers who attend these so-called 'forest kindergartens' spend all their time learning outside from nature.

VOA : standard.2010.06.25

So why spend all the money on it?," TV Marti transmits over-the-air signals from an aircraft, the Aero Marti,two satellites, and the Internet to get programming into Cuba.

VOA : standard.2009.06.18

Spend taxpayer dollars--if you're going to spend them at all--not to create bogus jobs or reward failed companies but to advance America's competitive interests.

FORBES: Magazine Article

Imagine -- you spend all season training this sort-of-rapper guy to stumble around the stage dodging colorful lasers and superfluous dancers, and suddenly he sits perfectly still on a bar stool with (GASP) a musical instrument and delivers one of the best performances of the season!

CNN: 'The X Factor' top 5 recap: Shut up and dance

So if you listen to the business community -- and I spend all my time to listen to everybody complain about this stuff -- they actually just want an answer.

WHITEHOUSE: Briefing by Deputy Press Secretary Josh Earnest