—Why did you ________singing?
—Because I want to be more outgoing.
A.grow up B.think up C.take up
Changsha is becoming more and more popular, and ________tourists visited it during National Day holiday.
A.thousand B.thousands C.thousands of
—Excuse me, would you mind ________ down the radio a little bit?
—Oh, sorry. I didn't notice you were working.
A.to turn B.turning C.turn
It's funny that my mother doesn't cook as ________as my father.
A.best B.better C.well
In two years, there will be ________three subway lines in Changsha.
A.others B.another C.the other
一 ________do you visit your grandparents?
—Twice a year. They live in the countryside.
A.How long B.How soon C.How often
