—May I see your driving license, please?—         ？ Did I do something wrong?

—Do you think Jim can manage it by himself?—________. He is expert at dealing with such a matter.

---We’d better hurry or we’ll be late.---_____ Do you really want to listen to the boring lecture?

—How often do you chat with your friends online?—          . I'm busy with my study.

—I really thought I’d pass the driving test.        —Oh, well. ___, Bill.