Unit4 I have a pen pal A Let’s try Let's talk优质教案

Unit 4 I have a pen pal Part A Let's talk教案（含反思）

Unit 4 I have a pen pal PA Let’s learn 教案

Unit 4 I have a pen pal Part A let’s talk 教案

Unit4 I have a pen pal Part A Let’s learn 教案

Unit4 I have a pen pal Part A Let’s learn 教案

Unit 4 I have a pen pal PB Let’s talk 教案+练习（含答案）