突破 语法大冲关Unit 4 Stage and screen singing and laughing not daring to say a word Having finished all my homework Not having been invited Hearing Having finished approaching Being Having lived Having been asked reading feeling Working hard,you will pass the exam.If you work hard,you will pass the exam.Work hard,and you will pass the exam.working Having been told making to find resulting Frankly speaking Judging from his accent 点 击 右图 进 入 课时分层作业谢谢观看 THANK YOU!