Unit 2 He invented this bicycle._第一课时_省级一等奖
Unit 2 He invented this bicycle._第一课时_市级一等奖
Unit 2 He invented this bicycle._第一课时_优质课
Unit 2 He invented this bicycle._第三课时_优质课
Unit 2 He invented this bicycle._第一课时_优质课
Unit 2 He invented this bicycle._第一课时_优质课
Unit 2 He invented this bicycle._第一课时_优质课
Unit 2 He invented this bicycle._第一课时_优质课
Unit 2 He invented this bicycle._第一课时_优质课
Unit 2 He invented this bicycle._第一课时_优质课