Dear Mum and Dad,

    How are you? I'm happy 1 America. It's cool here. What is the 2 like in London? Uncle Bob and Aunt Jenny are nice to 3. This is Uncle Bob and Aunt Jenny's  4, Toby. He is thirteen years old. We are good friends now. We 5 basketball every day. Tomorrow 6 Saturday. Uncle Bob and Aunt Jenny want to take Toby and me to the Haines Shoe House. It is a 7. It is 67 years old. Here is a 8 of it. There are two bedrooms, one kitchen 9 one living room. There is an ice cream shop in it too. I love ice cream! Are there 10 computers or TVs in the hotel? I will find it out (查明) tomorrow.

—Yes. He is from London.

暑假期间济南市某学校初中二年级地理兴趣小组的学生赴图示区域进行了一次“红色之旅”和“自然生态之旅”。小组成员通过沿途观察记录，积累了大量的地理信息资料，收获颇丰。

Ⅰ．关于雪碧的研究．

资料一：市场目前所售“雪碧”汽水的包装，主要有图1A、B、C三图所示：

品名雪碧汽水（清爽柠檬味汽水）

配料:水、白砂糖、食品添加剂（二氧化碳、柠檬酸、柠檬酸钠、苯甲酸钠）、食用香精 等

保质期:9个月

保存方法:禁止加热或0℃以下冷冻、避免阳光直晒或高温

资料二：柠檬酸为白色固体，化学性质稳定．