题目

He had taught himself ____lessons on nuclear science in his senior school before he went to Beijing University. A. advanced B. promoting   C. progress     D. process   答案： A 考查词义辨析。句意为：他在去北京大学前在高中已经自学了关于核技术的高级课程。advanced lesson高级课程；promote升迁，促进；progress进步，进展；process过程，程序。

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