Unit 4 A good read
Grammar
vi. 交；递，给上交，递交……等等n. 评论vt. 归还准时vt. 续借；更新；重新开始
handhand inand so onreviewreturnon timerenew
1. Have you decided what to do with these   books, Hobo? (P48) 2. I did not know what to say either.    (P51)3. “I must run away from them,” I    thought, but I did not know how to get    away. (P51)
Look at the following sentences.