问题
句型转换
把下列句子改写为一般疑问句并作出回答。
1. This is my ruler.
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2. That is an orange orange.
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3. This is her English book.
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答案
1. Is this your ruler? Yes, it is./No, it isn't.
2. Is that an orange orange? Yes, it is./No, it isn't.
3. Is this her English book? Yes, it is./No, it isn'