My new neighbor is a _____ person; he never speaks to anyone and nobody knows where he is from and what he is doing.
In a family, ______ really works is ____ there is one person who understands the finances and takes care of it.
After decades of effort, the city is still trying to _____ how to ban smoking in public places.
It was on ________ Saturday in _______ July of 2009 that the famous scholar of Chinese traditional culture, Ji Xianlin, passed away.
When she was doing the cleaning yesterday, Mum found the ring that she _____ years ago.
They all looked _______at the teacher and felt very _______.