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皮皮学刷刷变学霸
举一反三
【简答题】如果老王还想在50岁退休的话，那么他需要每月存款（ ）元。
【单选题】The Pony Express In the United States today, we can send a letter from coast to coast in just a few days for well under half dollar. But news did not always travel as fast or as cheaply as it does tod...
A.
To help people travel from coast to coast.
B.
To train ridem for competition.
C.
To transfer materials and messages.
D.
To arrest criminals in the West.
【简答题】如果不想在段落间留有空行，可以按( )组合键。