—Liu Fang, I don't know you can play the Pipa and Guzheng so well.—Well, actually I __________ it since I was six years old.
Staying in a different country, just watch others to see _____ they act to decide what the best to say is.
The cheering went on for quite some time _____ it died down and people took their seats again.
—I _________ his telephone number. —I have his number, but I _________ to bring my phone book.”
He was busy preparing a speech , only _______ once in a while to rise from the table for a tea .
Mr. Duncan raised an unnecessary question _______ he then failed to find an answer.