I guess we ‘ve already talked about this before but I’ll ask you again just _____.

You have no idea what I’ve had to ______ during the last few months. 

I hope we can do business together, and I’m looking forward with great interest _________ your call.

The delicious food at the hotel ______the uncomfortable rooms,so nobody complained.

一Do you think Chinese elements in "Gravity" were included just to＿an increasingly influential Chinese viewing audience?一I don't know, but the director denied the storyline was just to＿the booming market.