Unit 4 A good readGrammarWords and phrases reviewvi. 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 timerenewTo learn to use question words + to-infinitivesTo learn to use must and have to Look at the following sentences.1. Some dogs just don’t know how to have fun. ( 七年级上册 U4)2. I’m thinking about what to wear. ( 七年级上册 U8)3. I was just wondering how to spend the morning … 4. I must go to the greengrocer's. 5. He has a bad cold, Mr. Williams, so he must stay in bed for a week. 6. Eddie, I think we have to go up again. ( 七年级下册 U4)7. We don’t have to feed her much. ( 七年级下册 U8)8. Do you have to water it now? 9. Have you decided what to do with these books, Hobo? (P48) 10. I have to use them to reach the box on the fridge. (P48) 11. I did not know what to say either. (P51)12. “I must run away from them,” I thought, but I did not know how to get away. (P51)to test your sense of observationto test your ability of short-term memory to test your ability to highlight the language pointsGuessFill in the blanks.1. Some dogs just don’t know ___________ fun. 2. I’m thinking about ____________. 3. I was just wondering ____________ the morning … 4. I _____ go to the greengrocer's.5. He has a bad cold, Mr. Williams, so he _____ stay in bed for a week. 6. Eddie, I think we _______ go up again. how to havewhat to wearhow to spendmustmusthave to7. We don’t ________ feed her much. 8. Do you _______ water it now? 9. Have you decided __________ with these books, Hobo? 10. I _______ use them to reach the box on the fridge. 11. I did not know ___________ either. 12. “I must run away from them,” ...