【题目】Though _______ time, he managed to finish the task on time.
A.lacked
B.lack of
C.lacking
D.lacking for

【答案】C
【解析】考查非谓语动词。句意：尽管缺乏时间，他按时完成了任务。Though+现在分词引导让步状语，此处表示主动关系，故选C。