--      are the Olympic Games held?

--Every four years.

-________ is it from Binhai to Wenling?
-Around forty miles. You should take a bus.

--_____ do you visit your grandparents, Jane?

 -- Once a month.

   A. How soon       B. How long      C. How often     D. How far

―How soon ________ your brother ________ back from Guangzhou?

―In two weeks.

A. will; comes      B. did; come         C. does; come        D. will; come

—_____ do you water the flowers?  —Twice a day.

A. How many      B. How many times   C. How often    D. How soon