单选题 If costs continue to ______, the state will not be able to afford this scheme for long, and it will become unpopular.
【正确答案】 A
【答案解析】[解析] A项“soar”意为“猛增，剧增”；B项“shoot”意为“射中”；C项“swing”意为“摇摆，摆动”；D项“settle”意为“安顿，使安居；确立(制度等)”。本句是说成本继续猛增，因此选择A。