单项选择题

Questions 4 to 7 are based on the following conversation. At the end of the conversation, you will be given 20 seconds to answer the questions. Now listen to the conversation. What is the woman’s project mainly about

A．How hydrothermal vents are formed.
B．How living things get energy from sunlight.
C．The harmful effects of certain chemicals in the ocean.
D．Microorganisms that get energy from chemical reactions.

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单项选择题

What is the conversation mainly about

A．Memories of a recent storm.
B．How strong winds develop into a hurricane.
C．Weather patterns that can affect Florida.
D．Planning a summer vacation.

单项选择题

What is the man doing

A．Making a gift for the woman.
B．Working on a class assignment.
C．Discussing his career.
D．Preparing to teach an art class.

Questions 4 to 7 are based on the following conversation. At the end of the conversation, you will be given 20 seconds to answer the questions. Now listen to the conversation. What is the woman’s project mainly about 您的浏览器不支持 audio 元素。

Questions 4 to 7 are based on the following conversation. At the end of the conversation, you will be given 20 seconds to answer the questions. Now listen to the conversation. What is the woman’s project mainly about