高中英语人教版（2019）必修第三册课文改编语法填空课件(共16张PPT).pptx
(共16张PPT)
unit 1
WHY DO WE CELEBRATE FESTIVALS
Festivals are celebrated（celebrate） all around the world. They have a wide range of origins, such as the seasons of the year, religions, famous figures, and important events. Every festival has its (it) different customs and unique charms....