【推荐1】—________do you go back to your hometown to visit your grandparents a year?
—Twice a year. Usually at the Mid- Autumn Festival and during the Chinese New Year.

A．How often	B．How long
C．How many times	D．How far

【推荐2】—________ is your sister?          — She’s twenty.

A．How

B．Who

C．How old

D．Where

【推荐3】—________ you spell your name?
—K—E—L—S—E—Y, Kelsey.

A．How are

B．How do

C．What is

D．What do