【正文】
s nice . 15. A: _______ you see any animals ? B: Yes , I _______ . 16. A: _________ are the animals ? B: They are ______ the forest . 17. A: ________ are the tigers doing ? B: They are _______ in the lake. 18. A: _______ the birds fly ? B: Yes , they _______ . 19. A: ________ the pandas climb trees ? B: Yes , they _______ . They are good climbers . 20. A: ________ is the monkey doing ? B: _____ is swinging