This is _____ ruler, and that is ______ ID card.A.an;an B. a, an C. an,a
---____do you go to work? ---I take a bus.
Bob is good ________ music.He can be good ________ children in the music club.
__________ I like French very much, __________ I study it very hard.
Her sister is a nurse, so she always wears __________ uniform when she works.
My house is next to a park ______ many trees and flowers.