If you do not keep up with the payments you could lose your home.

　　如果你不繼續付款，你的住房就可能保不住了。

　　Do you still keep up your Spanish?

　　你還堅持說西班牙語嗎？

　　Slow down—I can't keep up!

　　慢點—我跟不上了！

　　I can't keep up with all the changes.

　　我并非所有的變化都能跟得上。

　　It pays to keep up to date with your work.

　　工作能跟上時代是有利的。