By serving others, a person focuses on someone other than himself or herself, ______ can be very eye-opening and rewarding.
Seldom ____ any mistakes during my past few years of working here.
It was at the gate of our school ____we gave the visitors a warm welcome.
The lawyer seldom wears anything other than a suit ______ the season.
I tried phoning her office, but I couldn’t _______.
and happy, Tony stood up and accepted the prize.