句型转换。 1. Is that her nice watch? (变为复数句子
题型：句型转换
问题：
句型转换。
1. Is that her nice watch? (变为复数句子)
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2. Are these erasers? (改为单数句子)
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3. It is Lucy's dictionary. (改为复数句子)
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4.That's a pencil-case in English. (对划线部分提问)
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5.Those are my books. (对划线部分提问)
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