Ⅰ.用所给词的适当形式填空
1．________(found) in 1636, Harvard is one of the most famous universities in the United States.
答案与解析：Founded found与Harvard之间为被动关系，应用过去分词形式作状语。
2．________(know) as the “First Lady of Speech”， Dr Lillian Glass is recognized as one of the world's leading experts on communication skills.
答案与解析：Known be known as“被称为……”。Dr Lillian Glass与know之间为被动关系，应用过去分词形式作状语。
