I got lost for two days and I couldn't find anyone who could understand me.
我已经迷路两天了,找不到一个人可以听懂我的话。
He's behind the times.
他跟不上时代了。
I'm not sure. I ought to do some studying, as I've got masses of work to do, but I think I'll be too tired. Maybe I'll just watch the news on television and go to bed early.