大家都搜：
让他们跟上
1、mix up them───把它们混在一起
2、keep them───留着吧
3、look them up───查阅；（在计算机中）搜索
4、keep up───vi.不减弱， （天气）持续不变; 保持; 保养; （使）不倒下; 保持不衰退；保持；继续；不低落；不落后
5、them up───把他们抬起来
6、cut up them───把它们切碎
7、make them up───编出来
8、put them up───举起手来 (Putthemup)；把他们举起来
9、cheer them up───使他们高兴起来；使他们振作起来
1、We have got maps like this for every division and we keep them up to date.───我们每个部门都有这样的图表，并使它们符合最新的情况。
2、What employees really want, according to a new survey, are straight-talkers who keep them up to date with bad, as well as good, news.───一项最新调查显示，员工真正想要的领导者，是那些在第一时间告诉他们坏消息和好消息的直言不讳者。
3、If you work with both a laptop and a desktop computer, you know you have to synchronize the machines to keep them up to date.───如果您同时使用笔记本计算机和桌面计算机，就可能需要及时地同步它们。
4、And it took too much time and effort to prod suppliers to set standards high and keep them up.───而且公司得花大量时间与精力去敦促中国供应商制定高标准并达标。
5、Governments also need to invest in training existing health workers, to keep them up to date with changing priorities.───政府还必须投资于培训现有卫生工作者，使他们能跟上不断变化的重点。
6、's a constant struggle to try to keep them up to par.───要使他们达到标准是一场持久战。
7、I can do things for twelve hours that would appall me if I had to keep them up for a lifetime.───因为我虽然可以持续12小时的做一件事，但我若一辈子这样做下去的话，就会毁了我。
8、It 's all that the young can do for the old , to shock them and keep them up to date . - George Bernard Shaw.───冲击老年人并使之跟上时代，这就是年轻人所能为他们做的一切。-萧伯纳。
1、Claymore has continued work on the admin panel and website that will make it easier to monitor the servers and keep them up and running properly.
2、Fathom - Lord Karathress - DPS will continuously have damage on them , which means you should keep them up.
3、The files were accessed every day to keep them up to date.
4、I can do things for twelve hours that would appall me if I had to keep them up for a lifetime.
5、I can do things for 12 hours that would appall me if I had to keep them up for a lifetime. Just for today I will have a program.
6、I can do things for 12 hours that would appall me if I had to keep them up for a lifetime.
7、This teacher demands hard work from his students, to keep them up to the mark.
8、It's a constant struggle to try to keep them up to par.
9、It is all that the young can do for the old, to shock them and keep them up to date. George Bernard Shaw