Lesson 4 A box 课件 (共17张PPT)

课件17张PPT。Lesson 4 A box? boxa an 一（个）a box balla ballapplean applebookcat bagan applea box a baga balla booka catA: An apple? B: Yes.A: A ball? B: No.:Plactice:A: A ____?B:_____.A: A ____?B:_____.Goodbye