单项选择题A．Sweet scents could help relieve pain.B．Women and men felt worse when they sniffed pleasant fragrance.C．Foul smells put women in a bad mood.D．Men said the pain from holding their hands in very hot water lessened while smelling a sweet aroma.

单项选择题A．He was late for school on the first day.B．He had a funny face.C．He was the first person he met at school.D．He liked to show off in class.