单项选择题
A.$ 15.00. B.$ 12.00. C.$ 40.00. D.$ 42.00.
A.Quit school. B.Go to school. C.Take the day off from school. D.Take the exam.
A.A guest & a receptionist. B.A passenger & an air hostess. C.A customer & a shop assistant. D.A guest & a waitress.