单项选择题
A.He is a person difficult to deal with B.He dislikes any formal gathering C.He is unwilling to speak in public D.He often keeps a distance from others
A.It failed because of a sudden rocket explosion. B.It has been re-scheduled for a midday takeoff. C.It has been canceled due to technical problems. D.It was delayed for eleven hours and thirty minutes.
A.Asking the neighborhood committee for help. B.Limiting the amount of laundry for each wash. C.Informing the building manager of the matter. D.Installing a few more washers and dryers.