单项选择题
26/6-11 am URGENT MESSAGE FOR KATE JOHNSONYOUR FLIGHT TO LONDON TOMORROW IS NOW POSTPONED TO 6:15-28/6.When will Mrs. Johnson fly to London().
A. 26 June B. 27 June C. 28 June
单项选择题 门静脉高压食管曲张静脉破裂出血最有效的止血方法是（）。
单项选择题 SPECT的系统分辨率等于（）
单项选择题 （） what would happen, none of them could find a way out.
