单项选择题
M: Will I need to have this tooth pulled W: I don’t think so. Let’s try filling it first.
A. In a dentist’s office. B. At the employment office. C. In a pharmacy. D. In a coffee shop.
A. Some discharge in his ears. B. A little pain in his ears. C. He can’t hear well. D. Both A and B.
A. 3:45 flight, B. 1:30 flight. C. 5:00 flight. D. Either 3:45 flight or 5:00 flight.