语法与词汇
12.Modern infomercials usually relied on celebrity endorsement rather than high-pressure salesmen to lent credibility to their products.
【正确答案】
B
【答案解析】句意：现在的电视促销广告通常通过明星代言，而不是依靠雇佣高压销售技巧的推销员来提升产品的可信度。credibility可靠性，可信性。trust信任，信赖。mobility移动性。capability才能，能力。loyalty忠诚，忠心。