Module 5 Unit 3 Science and nature第三版块:语法专题:非谓语动词---Past participle(过去分词)(2课时)Step1. the form of the past participle:动词ed (done)★温馨提示：过去分词没有形式的变化 functions of Past participle 动词的-ed形式具有副词形容词的特征

M5 U3 Science and nature(ReadingⅠ) 第1课时Part 1 : Answer the following questions.(Part A on )) is cloning ______________________________________________________________________[来源:学科网ZXXK] was the n