【简答题】Tom Brennan was working in a Philadelphia office building when he noticed a black bag. The bag contained a book. This chance discovery ended a 12day search by the Library Company of Philadelphia for a...
【简答题】、 Fill in the blanks with the proper form of the following words or expressions you have learned in the text. in vain warm up make up cut...up snow-capped stick out wear down run cover 1. All t he wo...
【简答题】One morning in Philadelphia, the sun shone bright through all the thick jungles and the tall churches. John, 6, wearing the worn-out clothes, walked from afar, his dark small hands holding a piece of ...