湖南省株洲四中高中英语必修4:Unit 1《Advertising Task》(译林版)同课异构课件
湖南省株洲四中高中英语必修4:Unit 1《Advertising Task》(译林版)同课异构课件第5页

How to describe an increase, a decrease, no change,trends, a range, an average, and a limit?

an increase There was an increase of 56 per cent. The price has gone up by 9 per cent. a decrease There was a decrease of 36 per cent. The figure / amount / rate decreased/ fell by 21 percent.