Don’t leave the sharp knife _____ our little Jane can get it.

Your book, Tommy?——No, Mom, it’s my friend’s.——Remember to return it to ____ name is on it

People are advised not to smoke at home, since passive smoking is ________ to people around them. Which is Not proper for the blank

________ will you stay in Shanghai—Abouta week.

I don’t know the reason _____ you were absent from the meeting, and I am not sure that someone will tell me the reason _____ you haven’t told me.