单项选择题
A.In April 1911. B.In April 1912. C.In March 1912. D.In May 1912.
A.Because they did not hear Titania's desperate calls for help. B.Because they didn't want to get involved in the accident. C.Because they hit each other while rushing to rescue. D.Because they didn't have enough fuel.
A.At Harvard. B.At West Point. C.At the Carlisle Indian School. D.At the Olympic Games held in Stockholm.