If you let challenges and difficulties benefit depress you, much more can be accomplished than you thought possible.
I won’t have anything like that _______ in my class .
I love to buy a new dress at a _______ at the Spring Festival.
I don’t know whether you happen ____ that he has been away for two months.
The two sportsmen congratulated each other ____ winning the match by shaking hands.
It ____ we had stayed together for a couple of weeks_____ I found we had a lot in common.