He should take a break every few hours.

baydad · 2011-12-25 09:58:02Z

He should take a break every few hours.简介

来源: baydad 于 2011-12-25 09:58:02 [档案] [旧帖] [给我悄悄话] 本文已被阅读： 0 次 (62 bytes)

回答: is it safe? 由 windflower321 于 2011-12-24 20:34:36

In particular, if he feels sleepy, stop and take a nap.

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