Arriving at the airport, ______ waiting for the security check.
【正确答案】 D
【答案解析】arriving at…为现在分词作时间状语,相当于从句when she arrived at…,其逻辑主语需和主句一致,只能选D。A项填人句中不能构成句子,B、C项与分句逻辑主语不一致。