特殊疑问句 What... can you see? — 英语情景题

情景对话：Sam 和 Lily 在动物园里。（补全对话，每空一词） Sam: Hello, Lily! We are at the zoo now. Lily: Wow, it's big! (1)________ can you see? Sam: I can see a panda under the tree. Lily: What (2)________ you see over there? Sam: I (3)________ see two monkeys in the tree. Lily: Great! Let's go and have a look!