【题目】Having got a new product，the manager is always _________ an advertising campaign to attract as many buyers as possible.
A.producingB.introducing
C.insistingD.launching
在线课程【答案】D
【解析】
考查动词词义辨析。句意：有了新产品后，经理总是发起广告活动来吸引尽可能多的顾客。A. producing 制造；B. introducing 介绍；C. insisting 坚持；D. launching发布。根据句意可知，是发布广告。故选D。