单选题 Mr. Smith asked his secretary to ______ a new paragraph in the annual report she was typing.
【正确答案】 D
【答案解析】[解析] 考查动词辨析。本句意为“Smith先生让他的秘书在她正在打的年度报告上插入一个新的段落”。正确选项为insert“插入，放入”。A项的inject“注射”；B项的install“安装，设置”；C项的invade“侵犯，入侵”。