Unit 10,Ive had this bike for three years.,Period4(Grammar Focus 4c),Revision,用for及since改写句子,They have been hungry for ten hours.,I have had the camera since 2009.,I have known Anna since three years ago.,Linda has been ill since Monday.,Task1,用括号中动词适当形式填空,have never been,go,have never owned,always want,have had,bought,havent been,miss,has been,is,Task2,小组内调查同学拥有的物品及时间长度,Task3,Summary,Homework,1.Finish exercise in exercise book; 2.Recite new words and key structures; 3. Use new words and phrases to make sentences. Preview Section B(1a-1d).,