【简答题】阅读理解。 The Chinese were the real inventor of printing. Centuries ago they carved messages on a stone and then sprinkled (撒) sooty(煤炭的) dust over it. When they put a small piece of paper over the stone ...
【简答题】We carved their names on the stone so that younger generations could know what their forefathers ________ for the nation. [A] did [B] were doing [C] had done [D] have been doing