[部优] Task: A formal recommendation_第一课时
[部优] Study skills: Transitions between ideas_第一课时
[部优] Study skills: Vowels(II)_第一课时
[部优] Reading 1: My favourite football player_第一课时
[部优] Reading 1: A video about Sunshine Town_第一课时
[部优] Reading 1: Welcome to our school!_第一课时