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。