Again and again the doctor_______ the crying baby girl, but he couldn’t find out what was wrong with her.

—Excuse me, will the plane for Beijing          within an hour?—I’m not sure. You can go to the Information Desk for help.

Which floor do you_______ this tall building?

Drinking too much  ______ your health.

—How was the concert last night?—It was so good. Though it        nearly four hours, few people left early.