According to the passage setting up airline alliances will chiefly benefit ______.A.North

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According to the passage, setting up airline alliances will chiefly benefit ______.

A.North American airlines and their domestic travellers

B.North American airlines and their foreign counterparts

C.Asian airlines and their foreign travellers

D.Asian airlines and their domestic travellers

热搜:medline数据库中to字段是表示非英文文献的原文题名