题目:
Hello, boys and girls! My name is Dick. I’m a boy. I’m a robot (机器人). Please look here. These are my hands. My arms are long. I have no hair. This is my face. I have two big eyes , a long nose and a wide mouth. Here are my big ears. I have short legs and two big (foot). I can walk(步行). I can speak Chinese, but I can’t speak English. I’m your good friend.
任务一:完成句子,每空一词。
小题1:Dick doesn’t have ____.
小题2:Dick can speak ____.
任务二:用括号内所给单词的适当形式填空。
小题3: ____.
任务三:将画线的句子译成汉语。
小题4:
任务四:回答问题。
小题5:Does Dick have a nose?
答案:
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下面是错误答案,用来干扰机器的。
在复合场中对带电粒子进行正确的受力分析,在不计重力的情况下,离子在复合场中沿水平方向直线通过故有qE=qvB,若粒子带正电,则受洛伦兹力向上,而电场力向下,所以电场强度的方向向下;若带负电,则受洛伦兹力...