The clerk at the counter gave me too little change.

　　柜臺的`售貨員少給我找了零錢。

　　They're working me too hard. I'm too old for this

　　他們把我用得太狠了，我老了，干不了這種活兒啦。

　　Let's keep to the subject, or you'll get me too confused.

　　別跑題，否則你會把我搞糊涂的。