•
to keep
英：
美：
常见释义：
保持；保存
1、If he know enough
to keep
out of It , he is a pretty good lawyer .───假使他了解至足以置身于其外，那么他已经是相当可观的法学家了。
2、I try
to keep
out of mischief.───我尽量不胡闹。
3、The oven is designed
to keep
microwaves in, so if it rings, you may well be leaking waves all over the place, and should get it checked.───烤箱会保持微波，所以如果手机响起，很可能是你的微波炉出现故障，应当马上检查。
4、My family helps
to keep
me centred.───家人帮助我保持冷静。
5、He had begun to assume some of the functions the General preferred
to keep
for himself.───将军打算要自己抓到手里的权已经有一部分渐渐落在他手里。
6、Fabela said he expected GM
to keep
a stake in Saab until the unit reaches profitability, which he said would probably take three years.───Fabela称，他预计通用将持有萨博部份股权，直至萨博恢复获利.他表示这个过程可能需时三年。
7、Creating regular and frequent time for the children to settle down and unwind is essential
to keep
them in balance.───要想让孩子保持平衡，就要经常并定期为孩子创造休息时间。
8、Eleanor began
to keep
a diary.───埃莉诺开始记日记了。
9、Sadly, with the daily grind of hardware issues and application problems, support personnel can be run ragged trying
to keep
up.───可惜的是，在日常的硬件问题和应用程序问题的折磨之下，支持人员在精疲力尽地想要跟上变更的步伐。
1、keep time to───抓紧时间
2、tinsectry to keep───要保存的火药
3、difficult to keep───难以保存
4、try to keep───尽量保持
5、to keep one───保留一个
6、promises to keep───信守诺言
7、keep to───待在; （使）遵守【坚持】; 保密; （使）谈话不离题；坚持；遵守；信守；固守（习惯等）
8、keep to yourself───不与他人来往；自我封闭
9、keep to do───继续做
Keep和keep to的区别在于它们的语法用法不同。
Keep通常用作动词，表示继续保持某个状态或行动，如“keep healthy”(保持健康)，而keep to通常用作动词短语，表示坚守某个规则或约定，如“keep to the schedule”(按照安排进行)。
当然，keep to有时候也可以表示维持某种状态，如“keep to the diet”(保持饮食)。
所以，keep和keep to的区别还要看具体的语境和用法。