单项选择题

Questions 7 to 10 are based on the following conversation. At the end of the conversation, you will be given 20 seconds to answer the questions.
What are they doing

A．Preparing a dinner.
B．Chopping vegetables.
C．Peeling vegetables.
D．Washing vegetables.

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单项选择题

单项选择题

Questions 7 to 10 are based on the following conversation. At the end of the conversation, you will be given 20 seconds to answer the questions. What are they doing 您的浏览器不支持 audio 元素。