2018-2019学年人教版高中英语选修8语篇提升课件:Unit 5-4
2018-2019学年人教版高中英语选修8语篇提升课件:Unit 5-4第3页

4.Since the famine broke out,the number of people dying of starvation____________(increase). 5.How long ________ you ________ (drive),Mrs Smith? 答案 1.have been excavating 2.have been excavating 3.have been finding 4.has been increasing 5.have;been driving