____: v. state that (sth.) is true, even though it has not been proved 声称
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____: a. extraordinary or worthy of attention 不同寻常的;引人注目的
____: v. give (sth.) to sb. formally 赠送
____: a. of or belonging to or characteristic of a particular locality or neighborhood 当地的;本地的
____: v. rise suddenly and greatly 急剧上升,飞涨