单选题 He didn't want to see anybody, so he spent six hours ______ in the small room.

【正确答案】 A
【答案解析】非谓语动词。此处spend six hours意为“度过6个小时”,而不是“花费6个小时(做某事)”,因此答案为A。 locked in the small room为过去分词短语作状语,表示伴随状态。