Pop music is such an important part of society______ it has even influenced our language.

—_____bargaining is so interesting?
—Sometimes it is a test to see who stand their ground for the longest.

_____，memories of staying abroad as an exchange student flooded into his mind.

_____ no doubt _____ the Amber Room is one of the wonders of the world.

_____ was obvious ______ the manager was waiting for LiFang to leave.

Not until his father died _______ what his father really meant.

It was ten years ago ______ that organization was _______.

The new machine, if 　　　 properly, will work for at least ten years.