What are they doing?给对话排顺序
()What are they doing?
()Look.Over there.
()They're good climbers.
(1)What a big nature park!
()What are they?
()It's a baby kangaroo.
()But where are the animals?
()What is it doing?
()How cute!
(5)They're pandas.
(9)Yes.what's that under the tree?
()They're climbing trees.
()It's sleeping.