问题
选择题
As a young man,Tom used to in the town, to find a job for a few coins.
A．knocking about;waited
B．knocked down;waiting
C．knock about;waiting
D．knocked down;waited
答案
答案：C
根据句意“汤姆年轻时曾在镇上游荡，期待找份工作挣点钱”。“漫游”可用短语knock about,第二个空考查非谓语动词在句中作状语，表示一种伴随的动作，故用现在分词表示主动。