单项选择题A．The hair dryer does not work.B．The hair dryer has a speed problem.C．The hair dryer works on and off.D．The hair dryer has color off on the hand.

单项选择题A．She asked the student why he didn’t tell her earlier.B．She said she would not change her idea.C．She thought she should have consulted her students earlier.D．She would not have other free time.