[部优] Unit 2 What is the best way to travel_第一课时
[部优] Unit 3 Language in use_第一课时
[部优] Unit 3 Language in use_第一课时
[部优] Unit 1 It allows people to get closer to them._第一课时
[部优] Unit 1 It smells delicious._第一课时
[部优] Unit 2 They have seen the Pyramids._第一课时
[部优] Unit 2 We have not found life on any other planets yet._第一课时
[部优] Unit 2 We have played football for a year now._第一课时
[部优] Unit 1 I haven’t done much exercise since I got my computer._第一课时
[部优] Unit 3 Language in use_第一课时
[部优] Unit 1 I’ve also entered lots of speaking competitions._第一课时
[部优] Unit 2 He was invited to competitions around the world._第二课时
[部优] Unit 2 He was invited to competitions around the world._第一课时