Tom, look! It’s 12 o’clock at night. _____ you shout so loudly?
16.It is no doubt that once ____ this city, you’ll find that there is so much surprise waiting for you to discover. visit B. visiting C. visited D. to visit
15. _____ U2, the Irish rock band from Dublin perform a concert in Beijing, tell me in advance.
14. —Can’t you read the sign, sir? No parking here!—_____.
13. They only say such unkind things about you out of ____ envy, because you are ____ success as a writer.
12. ____ the police know the killer's identity, they are getting close to catching him.