A与D选项的区别 The spokesman was seated in front of all the audien

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A与D选项的区别 The spokesman was seated in front of all the audience at the conferen...
A与D选项的区别 The spokesman was seated in front of all the audience at the conference ______ to answer all kinds of questions.
A.prepared B.preparing
C.to be prepared D.having prepared

D
理由全句的主语是The spokesman ,和非谓语动词prepare之间应当是主动关系,因此排除
A、C; 又因为准备工作应当在就坐之前,所以用having done结构.

A与D选项的区别 The spokesman was seated in front of all the audien The spokesman was seated in front of all the journalists at 关于过去分词和形容词The spokesman was seated in front of all the journ 英文名词当形容词The film was filmed in front of a live studio audien the speaker was seated directly in front of the fireplace in front of与in the front of的区别? in front of与in the front of 的区别 in front of与at the back of的区别 in front of和in the front of 的区别 in front of,in the front of,before的区别 in front of和in the front of的区别短语 in the front of、in front of的区别