UNIT1-A Alfred Nobel: A Man of PeaceI.Objectives:By the end of this unit, students will be better able to1. Grasp the main idea of the text 2. Master the key language points 3. Make the grammar clearII. Content: Alfred Nobel: A man of PeaceIII.Major points and difficulties1. Key words: information, create, business, perfect, wonder, add2. Useful Expressions: call sb sth, trade in, of ones day, be worried about, learn of, in the field of, as a result3. Grammar: 不定式主动语态表示被动