China first agreedthe six-party talks about North Korea nuclear weapons program.A. to atte

China first agreed the six-party talks about North Korea nuclear weapons program.
A. to attend
B. to join
C. to participate in
D. to take a part

A. to attendB. to join(答案→)C. to participate inD. to take a part解析：词义辨析。join 表示从参加某一团体并作为其中一员； take a part in 在...中扮演某个角色；participate 指在感情、观念或行为方面与他人共同参加某一活动。常与介词in连用；attend侧重参加或出席会议或学术活动等。结合句意：中国首先同意参加关于北韩的核武器项目的六方会谈。参与某种活动，故选C。

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