题干

谷歌正在设计一种纳米磁性粒子,即纳米机器人。当你感冒发烧,医生不再是给你打针吃药,而是在血液里植入纳米机器人,直接释放药物杀灭病毒。更为不可思议的应用,是将纳米机器人当作媒介,连接人脑神经系统和外界网络系统,为开发人脑智力和潜力带来无法想象的革命,彻底改变生活和工作方式,甚至是人类本身。由此可见(   )

①机器人将代替人类从事精准的实践活动        

②人类创造的工具可以延伸人的认识器官

③人类可根据事物固有联系建立新的联系        

④创新促进生产力发展和生产关系的变革

A:①②

B:③④

C:②③

D:①④

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答案(点此获取答案解析)

C

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        It might have been a really bad stressful day, feeling trapped inside by the cold and snow which surrounded us.My husband got dressed and 1that he was going outside to build a giant snowman.

       At first he stood alone2massive amounts of snow.Soon after a neighbor joined in.Then we reluctantly put on our snow gear and3outside.It wasn't long4we were smiling and enjoying the 5of snow that Mother Nature had provided.Others came to our yard one by one to give a  6in the making of our giant snowman.

       In the end we all stood back and7at what we had created.He was eleven feet high, twenty­five feet around at the base and 8with many household items supplied by various9People drove by and smiled.Some even stopped just to enjoy his10

       With the passing of time, the spring made its 11back into our yard and the snowman changed form12In a final effort to save what we created for just a little bit 13somebody stopped by and changed the snowman's 14to look like a rabbit.As I prepared for the start of another week, I decided to 15my e­mail before going to bed.I found a (an) 16message that contained the subject line17the snowman.

       The e­mail said:your neighbor looks on in disbelief!Now you people are relishing(享受)the sounds and smells, along with18of spring.But I am sure people will never forget the 19energy displayed in Mr.Snowman.You and your family keep it up, as this is what the world needs now.More power to you and your loved ones, keep  20with the world around!

       Perhaps it was more than a snowman we built that day.The message seems clear.Our environments will turn out to be what we make of them.The possibilities are endless and the choice is ours.

Notes

①reluctantly adv.勉强地,不情愿地 ②disbelief n.不相信