PPT预览
What's this? What's this?Do you know? Do you know?lt's an apple. It's a pear.Yes. Yes. I know.
What's that? What's that?Do you know? Do you know?It's a dog. It's a cat.
Yes. Yes. I know.
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What's this? What's this?Do you know? Do you know?lt's an apple. It's a pear.Yes. Yes. I know.
What's that? What's that?Do you know? Do you know?It's a dog. It's a cat.
Yes. Yes. I know.
