2019-2020学年人教版高中英语创优同课异构课件:选修6 Unit 3 A healthy Life (11)
2019-2020学年人教版高中英语创优同课异构课件:选修6  Unit 3 A healthy Life (11)第3页

Teaching important points: 1. The usage of “it” used in the subjects position to stand for the infinitive or a clause. 2. The usage of “it” used to talk about time, date, distance or weather. 3. The structure: It is/was + n/adj. + infinitive/clause. It is … that ….