大学实用英语一Unit3AnimalsTextA.ppt

Text AA dog’s Amazing Large Vocabulary Read the whole passage with these questions on your mind 1.what is the article about? 2.What was Rico expected to do in the experiment in Paragragh 2 ? 3.Why did the scientists conclude that Rico must understand the meaning of certain words? 1.what is the article about? This article is about a Border collie named Rico recognizes the names of about 200 objects 2.What was Rico expected to do in the experiment in Paragragh two ? Rico was expected to fecth one of the items that Rico is supposed to know and divided them into 20 sets of 10 objects each. 3.Why did the scientists conclude that Rico must understand the meaning of certain words? Becase the dog couldn’t see anyone to get visual clues about what to bring back. 课文精讲 1.The dog also appears to learn words for new objects as easily as a 3-year-old child would. appear to 看来像是，看来似乎 e.g. He appears to be kind to you. She appears to want to leave. 这只狗同时展现出的学习新物品名称的能力，相当于一个三岁小孩的学习能力。 2. In one experiment, the researchers took all 200 items that Rico is supposed to know and divided them into 20 sets of 10 objects each. be supposed to 应该，被期望 e.g. You are not supposed to play football in the classroom. Everyone is supposed to wear a seat-belt in the car. 在一个试验中，研究者收集了Rico应认识的200件物品，并把它们分成20组，每组10件。 3. In four trials,Rico got 37out of 40 commands right. trial 试验，审讯审判 e.g. the murderer will be put on trial. the Press were not allowed to attend the trial. 在四次试验中，Rico 拿对了40件物品中的37件。 4.The scientists concluded that he must understand the meanings of certain words. conclude 结束，终止；决定，下结论； e.g. I concluded his ideas from his behavior. we concluded our meeting at 9 o’ clock. 科学家们判定它一定是懂得某些单词的含义。 5. A month later, he remembered half of the new names,which further impressed the researchers. further