单项选择题A．Keith comes to interrupt him.B．Keith has made serious mistakes.C．he may not have time till late.D．he would have to work in a factory.

单项选择题A．serve in the House of Representative.B．shoot down Vietnamese air planes.C．heal the prison wounds.D．heal the war wounds.

单项选择题In more than five hundred poems she had written about nature, Dickinson expressed her ______ about the relationship between man and nature.

单项选择题The following are all products imported by Australia from China EXCEPT

单项选择题With The Adventures of Tom Sawyer published, Mark Twain gave a literary independence to Tom's buddy Huck in a separate novel called