First, we should know good service sells our products

I enjoy playing computer games, but I can’t ______ too much time ________ that.

______ I say something to you You were really, really something back there. Incredible!—Are you talking to —me Whoa!

The way he thought of _________ living is to work forthem.

It was with great joy ________ he went to Shanghai to work as a volunteer there.