问句1

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把下面的句子改成问句。

1. 那个孩子叫陈国华。 
2. 哥哥的科学老师姓张。 

3. 我的邻居不是意大利人。
4. 我们是美国学生。 
5. 小弟弟不认识那位老师。 
6. 爸爸很忙。 
7. 她不是我的同学，她是我姐姐。 
8. 我不太累。 
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