[精] Unit 8 Traffic rules Let's play Let's chant 课前预习单(目标导航+培优练习)
[精] Unit 10 Activities Let's play Let's sing 课前预习单(目标导航+培优练习)
[精] Unit 10 Activities Let's talk Let's learn 课前预习单(目标导航+培优练习)
[精] Unit 11 Book Day Let's act 课前预习单(目标导航+培优练习)
[精] Unit 11 Book Day Let's learn Let's chant课前预习单(目标导航+培优练习)
[精] Unit 11 Book Day Let's talk 课前预习单(目标导航+培优练习)
[精] Unit 12 A girl and three bears 第二课时课前预习单(目标导航+培优练习)
[精] Unit 12 A girl and three bears 第三课时课前预习单(目标导航+培优练习)
[精] Unit 12 A girl and three bears 第一课时课前预习单(目标导航+培优练习)
[精] Unit 3 Can you hear a train Let's talk课前预习单(目标导航+培优练习)