1. She is _____ _____ her skipping rope. 2. A: _____ is it? B: It's a pen. A: Where is it? B: It's _____ the eraser. 3. — How many dogs are there _____ _____ _____ the house(房子)? — There are _____. 4. Please put your book _____ your head. 5. — Where is Danny? — He is _____ the desk.
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