Jim _________ a lot about Chinese culture since he began to study in our school.
learns
learned
will learn
has learned
They have to do a lot of work, ________ they?
()---Are you confident about the basketball match against Class 9, Yangyang?----_________ I’ve got everything ready!
---- ______will Mrs. Lin go to Canada? ---- To see her daughter there.
-- _______is it from here to the station?-- It’s ten minutes’ ride.
--________ does your father visit your grandparents a week? –Once.