单选题 The shortage of water became more ______ this summer with the highest temperatures in 40 years.
A. needy B. latent C. uneasy D. acute

【正确答案】 D
【答案解析】needy非常贫困的,缺乏生活必需品的;latent潜在的,潜伏的;uneasy心神不安的,不自在的;acute剧烈的,敏锐的。