【单选题】The two strangers have been talking in the park for a long time as though they ______old friends.
【单选题】( )风格的出现,为欧洲园林风格带来了一次前所未有的革命。
【判断题】市场营销调研是企业市场营销活动的出发点。
【单选题】What's the relationship between the two speakers?
【单选题】After walking for two hours in the valley, we found ourselves _____ by two strangers. [ ]