根据n多题专家分析，试题“Having taken our seats,_______________________.A．the professor began the lectureB．the lecture began soonC．we were attracted by the lecture soonD．the bell announ…”主要考查了你对 【现在分词的被动式】，【现在分词】，【不定式的被动式】，【过去分词】 等知识点的理解和应用能力。关于这些知识点的“档案”，你可以点击相应的链接进行查看和学习。
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与“Having taken our seats,_______________________.A．the professor began the lectureB．the lecture began soonC．we were attracted by the lecture soonD．the bell announ”考查相似的试题有：
