单项选择题

Which of the following is true, according to the passage you have just heard

A．Einstein took part in the Manhattan Project together with a Leo Szilard.
B．Einstein wrote a letter to inform Roosevelt of the possible atomic bomb.
C．Einstein was asked to deliver speeches on peace, and on many other topics.
D．Einstein was opposed to war by writing extensively on peace in Germany.

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单项选择题

What are the speakers talking about

A．Cyril and his marriage.
B．Ibsen and Butler's marriage.
C．Aunt Celia and her marriage.
D．Katharine's mother and the marriag

单项选择题

Which of the following is NOT true, according to the conversation

A．Aunt Celia has confirmed the news about the marriage.
B．Aunt Celia has written them the letter about the marriage.
C．Aunt Celia will come to see them to talk about the marriage.
D．Aunt Celia has concealed the news of the marriage from them.