If we        earlier, we couldn’t be waiting here in a queue.

—I________as a cashier for 10 straight years, but I never had a sense of achievement.—Is that why you set up your own business?

 —why don’t we choose that road to save time?  —The bridge to it         

Though we don’t know what was discussed, yet we can feel the topic_____.

Unfortunately,when I got there,she        ,so we had only time for a few words.