判断题

Part A 　　You will hear a conversation. As you listen, answer Questions 1 to 10 by circling True or False. You will hear the conversation ONLY ONCE. 　　You now have 60 seconds to read Questions 1 - 10. Water is a kind of chemical substance.

【参考答案】

正确

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单项选择题

单项选择题

Part A You will hear a conversation. As you listen, answer Questions 1 to 10 by circling True or False. You will hear the conversation ONLY ONCE. You now have 60 seconds to read Questions 1 - 10. Water is a kind of chemical substance. 您的浏览器不支持 audio 元素。