We are having a math lesson now, you must stop _________ music.
It’s very nice __________ you __________ my parents your best wishes.
—__________ is it to your home town from here?— Well, it takes a little over three hours to get there by coach.
Nanjing isn’t so large __________ Shanghai, however, it’s the second __________ city in East China.
__________ Amy likes to go to the cinema, but she doesn’t like to see horror films.
Books are made __________ paper while paper is mainly made __________ wood.