第16课
录音材料：
A项：MONOLOGUE
Girl: Where is the dog?
The dog is under the bridge.
Where is the duck?
The duck is on the lake.
Where is the bird?
The bird is in the grass.
Where is the boy?
The boy is behind the tree.
第17课
录音材料：
A项：MONOLOGUE
Girl: No.1 Where is Lily? Lily is on the bridge.
No.2 There are two boats on the lake.
No.3 Where is the rabbit? It's in the grass.
No.4 Yaoyao and Joy are under the tree.
No.5 The butterflies are in the grass.
No.6 The bees are on the flowers.