阅读下面短文，根据短文内容完成下列各题。

I am Mike. Today is my sister, Mary’s birthday. She is a nice girl. Her favorite color is red. She likes baseball. She has three baseballs but she doesn’t have a baseball hat. So I want to buy a red ①_________ for her. My parents want me to prepare(准备) the birthday dinner. I know Mary likes hamburgers and salad. My mother likes tomatoes and rice.   My father likes tomatoes and carrots. What about me? 我喜欢橙子和鸡蛋。I need to go and prepare these ②_________ now

小题1: 请在①、②空白处填入适当的单词和词组。

①_____________________ ②____________________

小题2: 请将文中划线的英语句子翻译成汉语。

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小题3: 请将文中划线的汉语句子翻译成英语。

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小题4:Who likes tomatoes?

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小题5:How many kinds of (多少种) food does Mike need to prepare?

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AB₂离子化合物的阴、阳离子的电子层结构相同，1molAB₂分子中含有54mol电子，且有下列反应：

①H₂+B₂ C

②B₂+X→Y+AB₂+H₂O

③Y+C→AB₂+Z，已知Z有漂白作用

（1）写出下列物质的化学式：

AB       ₂，X       ，

Y        ,Z        。

（2）写出反应②的化学方程式              。

（3）写出反应③的离子方程式             。