问题
选择题
In April, 2009, President Hu inspected the warships in Qingdao,_______the 60th anniversary of the founding of the PLA Navy.
A．marking
B．marked
C．having marked
D．being marked
答案
答案：A
考查非谓语动词。非谓语动词做状语，其后有宾语，故与逻辑主语是主动关系，且表示的动作与谓语动词的动作同时进行，用现在分词，选A。