—How often does the train run to Jinan ? —_____twenty minutes.
--- Having many helpers makes a task easier and faster to complete. --- I think so. ________.
Don’t try to do everything at once. Take it a bit ________.
--- What are you going to do for the School Day? --- We’ll ________ a new play.
--- _______ does the iphone 5s belong to? --- It’s _______.
Mrs. Black, the principal, has made a great ______to the growth of the school