【简答题】阅读理解。 O. Henry, a famous American writer of short stories, was born in North Carolina in 1862. O. Henry was a pen name. His real name was William Sydney Porter. When he was a young boy, he did not go ...
【单选题】Most people can remember a phone number for up to thirty seconds. When this short amount of time elapses, however, the numbers are erased from the memory. How did the information get there in the firs...