The children entered the dining room, smiling and ______, and ______ down to have lunch.A.talking; sittingB.talked; sittingC.talking; satD.talked; sat
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C解析试题分析：考查谓语和非谓语：句意：孩子们进入餐厅，微笑着，谈论着，坐下来吃午饭。第一空填talking和smiling一起做伴随状语，第二空填sat和entered并列，选C。
考点：考查谓语和非谓语