2018-2019学年度人教版必修二Unit 2 The Olympic Games-Learning about language课件(共30张PPT)
2018-2019学年度人教版必修二Unit 2 The Olympic Games-Learning about language课件(共30张PPT)第3页

5 ____________ happening every time with the same amount of time in between 6 _______ to take the place of 7 _______ short sentence or phrase expressing the beliefs of a person or group

regular basis

replace

motto