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Ⅰ.完形填空 I get many e－mails each week from people who want to start building robots. As a builder of robots for 30 years, here's my __1__ on the subject. First, let's decide what a “robot” is. In my __2__， a remote controlled car is not a robot since it has no brain of its own. To be a robot, it should have the __3__ to think and make decisions. This may sound __4__ at first, but really any small computer can be programmed to make __5__. I want to encourage you, but __6__， building a robot is not easy. This is a task that would __7__ a normal person several months or years. In __8__， as past president of the Dallas Personal Robotics Group, I've known professional engineers that spent several years just to __9__ a mobile base working. I'm not trying to __10__ you, but I just want you to know what __11__ of project this is. If you are willing to spend many months, much money, and potentially __12__ and discouragement, then design and build your own robot from the very beginning. Most people __13__ that you can build a robot with parts found around the house and that is partially true. I think __14__ screwdrivers would be a good drive motor. __15__， there are many things that you will have to __16__， especially when it __17__ to the electronics, sensors and microcontroller parts. These items are simply not __18__ in the bottom of a toybox or at your local WalMart. | 
