单选题 The prices quoted above do not include any taxes and levies______upon the personnel by the government of the project-host country.
A. imposed B. imported C. improved D. impressed

【正确答案】 A
【答案解析】[解析] A项imposed意为“征税”；B项imported意为“进口”；C项improved意为 “提高”；D项impressed意为“盖印于”。