ravelling in buses or trains,we arelikely to have conversations _____ we give information or opinions aboutdifferent things

How did your students express their thanks to youon Teachers’ Day—A gift together with many flowers _______ sent tome

I called Mom yesterday and she said she had somethingdelicious ____ for me.

received an offer from a German university, butI’m still hesitating ______ I should accept it.

There are _________ students in the classroom. Can you tell me where they are