单项选择题

Questions 11 to 18 are based on the conversation you have just heard.

A．He lost a button at work.
B．He doesn’t know where he put the calculator.
C．He thought he broke something the woman lent him.
D．He’s not sure how to solve the math problem.

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单项选择题

A．To mention other space programs.B．To incorporate pictures into the paper.C．To keep working on the original subject.D．To search for information on the Internet.

A．To mention other space programs.
B．To incorporate pictures into the paper.
C．To keep working on the original subject.
D．To search for information on the Internet.

Questions 11 to 18 are based on the conversation you have just heard. 您的浏览器不支持 audio 元素。

Questions 11 to 18 are based on the conversation you have just heard.