Today I'm here to talk about ________make an effective business phone calls.
A. what
B. how to
C. when to
Do you know __________a good husband?
A. what makes
B. how to
C. what is
The last tip you should bear in mind is ______when ____________.
A. smile, talking
B. to smile, talk
C. to smile, talking
Don't pretend you ____________ when you haven't.
A. have understood
B. understand
C. understood