第11题: [单项选择]He______ a well meant but unsuccessful campaign to ease East West tensions calling for arms reduction and a summit of the nuclear powers. A. embarked on B. reckoned on C. caught on D. dwelt on 参考答案:A 答案解析:embark on a campaign 表示”发动了一场运动”,符合本题的意思;reckon on 意为“依靠”、“指望”,相当于(depend on):catch on 意为“理解”、“明白”:d