如图所示，战国时期的“百家争鸣”不仅成为当时社会变革的先导，而且也大大促进了当时文化自身的发展。这表明（  ）

我国东北平原盛产的农作物有（    ）

根据短文内容，选择正确答案。

    The computers changed our lives in the 1980s, the Internet changed our lives in the 1990s, and the robots will change our lives in the new century.

    Do you think there will be robots in people's homes? It's not a dream that every home will have a robot.

    Now, robots are not only able to help people do the housework, they can also help the doctors do the difficult operations, play chess with people, play the piano and so on.

    A new cooking robot is used in Beijing. It can cook all the dishes on the menu; you only need to wait two to four minutes. In the future, the robot will be a nurse, a security (安全）guard, or a partner in your life.

    Experts believe robots will be used everywhere from the industrial (工业的） robots to service robots. In the future, robots will become part of the family, and provide close service for people. We all look forward to the new robot age.

阅读下面文字，回答问题。

      “你是怎么回事？”切尔尼亚克问多林尼克。“站起来回上校大人的话！”哥萨克大尉吆喝着。多林尼克慢腾腾地、艰难地从地上站了起“我问你，你是为什么坐牢的？”切尔尼亚克又问了一遍。多林尼克看了上校几秒钟，看着他那翘起来的胡子和刮得光溜溜的脸，看着他那缀着珐琅帽徽的新克伦斯基帽的帽檐。突然，闪出一个使人兴奋的念头：“说不定能混出去呢？“我是因为晚上八点钟以后在大街上走给抓来的。”他顺口编了一个理由。说完，他全身都紧张起来，焦急地等待着反应。“你深更半夜逛什么大街？”“不到半夜，也就十一点钟。”他说这话的时候，已经不相信自己也能交好运了。多林尼克连外套都忘了拿，一步就跨到门口，这时哥萨克大尉已经在问下一个人了。保尔是最后一个。他坐在地上，眼前的一切，把他完全弄糊涂了，连多林尼克都放走了，他一下子竟弄不明白。简直不懂发生了什么事情。这些人都放走了。但是，多林尼克，多林尼克……他说是夜里上街被捕的……保尔终于明白了。