单选题
All speakers produce summaries of the sessions they gave.
The speakers should write ______.
A、
a proposal for their session.
B、
a brief report about their session.
C、
full details of what is in their session.
【正确答案】
B
【答案解析】
句意为：“所有的发言人要提供他们的授课提纲。”summary，“摘要，总结”。
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