1930年新年刚过，***受到林彪的一封信，信中写出了他对时局和革命前途流露出一股悲观情绪。***回复了《星星之火，可以燎原》这封信，鼓舞了林彪和其他同志的士气。这说明（   ）

在生活中我们可能陷入的“雷区”包括（         ）
①容易识别的“雷区” ②潜在的“安全区” ③危险的行为  ④高雅的行为

（2015·山东济宁）2015 年 1 月 9 日，2014 年度国家科学技术奖励大会在人民大会堂举行，获得国家最高科学技术奖的是 。( )

    Mr. Brown lives on Green Street now. He wants to send a postcard(寄明信片) to his pen friend in Toronto, but he doesn't know where the post office is. “ where is the post office？” he asks his new neighbor Joe. “I want to send a postcard to Toronto.” “The post office is quite far from here，” answers Joe. “If you only want to post some letters(信件) or postcards, you needn't go to the post office. You can put them into a mailbox（信箱）down the street.”